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Is it safe to drink tap water in India

If you’re living in, moving to, or even visiting India and wondering whether you can drink tap water or not, then you’re at the right place.  

Most people will say that water filtration might be overrated, but it’s a little bit more complicated than that. Let’s check out whether it is safe to drink tap water or not and what kind of tap water purifiers are good for you.

What kind of contaminants could be in tap water?

According to research, drinking water might contain small amounts of contaminants. But the presence of contaminants doesn’t necessarily mean the water you’re drinking poses any health risk. But with the regular consumption of these contaminants can cause skin or tooth discoloration changes in the taste, odor, or color of the water.

Where does the tap water come from?

It is complicated to talk about tap water in India. Here the water might come from pristine springs in the Himalayas, groundwater in Chennai, aquifers in Kerala, or the river Ganges for many communities. However, unfortunately, humans have managed to pollute almost every source of freshwater. Along with this, there is a major water shortage in some places and constant flooding in others.

Why do I need a water filter?

A water filter is highly recommended for drinking water. Filtered tap water is mostly safer, cheaper, more convenient, and even environmentally friendly.

Choosing a water filter can also be difficult. Due to the sheer amounts of potential pollutants, technology like activated carbon, reverse osmosis, ultrafiltration, UV light, or ion exchange is needed. Sometimes even the combination is much better. A combination of two is best for treated public tap water and three or more for untreated water.

Activated Carbon + Ultrafiltration

It is the simplest, most affordable, and even potentially safest activated carbon combined with ultrafiltration. Activated carbon can remove up to 70+ contaminants, and ultrafiltration helps to remove most pathogens, like bacteria, Giardia, etc. Remember that it needs to be catalyzed activated carbon in order to remove heavy metals.

Activated Carbon + UV light

As ultrafiltration helps in removing most pathogens, UV light is the best bacteria and virus killing technology. The only negative aspect is that it requires electricity and the lamps need proper maintenance.

Reverse Osmosis + Activated Carbon

Reverse Osmosis or RO is even the most promoted filtering technology for under-the-sink filters. The biggest advantage is that they filter nano-size particles and remove all good and bad minerals, pathogens, and even contaminants. To complement it, Activated carbon is used to remove larger particles as well as chlorine that can damage the filter. The only disadvantage is that it also removes healthy minerals that require maintenance and wastes a lot of water. So in order to add more minerals, you can shop for Pureit copper water filters.

What is the best water purifier in India for home use?

In a day and age where factors like climate change, pollution, and industrialization take a centre stage, the focus on accessing clean and safe drinking water becomes most integral to our lifestyle. It doesn’t only keep us away from waterborne diseases but ensures overall well-being. Hence, using water purifiers at home has become a necessity. As we are not sure about the source of contamination levels in the drinking water, it is advisable to filter it thoroughly before use. Most households today have water purifiers to ensure that they consume hygienic water. Automatically, this scenario has increased the demand for water purifiers in India as well as across the world.

Whether it is to reduce TDS, eliminate microbes, or just remove particulate matter, there are various kinds of water purifiers available in the market today. Most people often get confused while understanding which water purifier is best for home and may sometimes get overwhelmed with the number of options available. But, if you know about the main criteria through which you can choose the water purifier then it will make your decision much easier.

First, find out whether your tap water is hard water or soft. Additionally, get your water tested to know about the quality of water (if the TDS levels are more or less). Later on, find out about the other impurities or contaminants present in the water. Together with all these factors, you can easily choose the purifier for your home.

However, there is a one-size-fits-all solution that can take care of all these impurities in water and that is none other than an RO water purifier. Yes, RO purifiers are one of the most efficient water purification methods which not only remove TDS levels but can also take care of other impurities. Interestingly, RO purifiers also have additional filters such UV, UF, and MF which together form the multi-stage water purifiers.

There are several multi-stage RO water purifiers available today. Among them, we are going to discuss one best RO water purifier which you can choose for your home.

Pureit Ultima Eco Mineral RO+UV+MF

As is understandable by its name, this is a multi-stage water purifier that has RO, UV, and MF filtration stages. This advanced 7-stage purification technology has a 10-liter storage capacity and  serves 5 to 10 people regularly. With features such as a digital purity indicator which can indicate the quality of water, Eco Recovery Technology enhances the water-saving capacity of the purifier and double purity lock which indicates when the filter has expired and needs to be replaced. Pureit Ultima Eco Mineral RO+UV+MF is one of the best RO water purification systems from Pureit. It also can treat water from multiple sources and enriches the water with minerals like calcium and magnesium. Overall,  Pureit Ultima Eco Mineral RO+UV+MF can treat TDS, sterilize microbes and remove all types of contaminants present in the water. Therefore, providing you with 100% safe drinking water.

If you are planning to buy a water purifier for your home then you must check out Pureit Ultima Eco Mineral RO+UV+MF for its variety of features and advanced technology which ensures to provide clean and safe drinking water.

What is the Necessity of Water Purification?

There are numerous compelling reasons to cleanse your drinking water. Every human being requires clean water, and you can ensure that the water in your home is always safe, sustainable, and devoid of disagreeable taste and odor by installing a water filtration system.

Despite the fact that access to safe drinking water should be a basic human right, an increasing number of regions are experiencing drinking water shortages. The challenge of permitting access to clean and safe water is not confined to developing countries; health concerns, taste, toxins, environmental issues, and odor are all issues that Indians confront when it comes to pure drinking water.

The good news is that a home water purifiers system can assist you in overcoming these obstacles and provide safe drinking water right from the tap.

Importance of Water Filtration and Purification

The demand for water filtration has never been higher due to the considerable risk connected with dirty water. As a result of pollution, climate change, and a fast-rising population, our natural resources are also under threat. Unfortunately, tap water, which is supposed to be safe to drink, can be quite dangerous due to impurities that impact overall water quality. Furthermore, physical, chemical, and microbial contaminants in various water sources make drinking water even riskier.

Boiling water used to be enough to kill germs and bacteria, making it safe to drink. Things have changed since then since even boiling water for more than 20 minutes will not remove new age toxins like pesticides and other harmful chemicals that find their way into our water supplies. To keep your drinking water safe, it’s critical to understand the necessity of water filtration and purification choices. Bacteria and toxic chemicals that might cause diseases and bad health are removed by water filters. Here are a few reasons why you should filter your water:

  1. Water purification contributes to keeping the environment safe and clean

If someone uses water bottles, it means they buy them on a regular basis and discard the empty bottles, which cannot be recycled. Finally, it indicates that by drinking bottled water, we are consuming pure water and, as a result, causing environmental damage. Water filters, on the other hand, properly discharge waste water, which helps to keep you clean and protected.

  1. Aids in the prevention of various cancer-inducing risks

Different types of chemicals and viruses found in contaminated water can cause various illnesses and can raise the risk of cancer. Pure drinking water, on the other hand, keeps things on track in the digestive system and helps to push food through, resulting in healthy digestion.

  1. Ensure high-quality drinkable water

Water filters can make sure that you can consume high-quality water by eliminating all kinds of contaminants. Water is used in a variety of ways in our houses, including bathing, washing, cooking, and planting. The higher the quality of water you utilize, the better health you will be able to preserve for you and your family.

  1. Removes chlorine from the water, making it safe to drink

Chlorine is commonly used in swimming pool water, which can cause tanning, but when chlorine is mixed in the municipal drinking water, it can become toxic to the human body if consumed regularly. Chlorine has a number of negative effects on your health. It can cause breathing difficulties, skin-eye irritation, chest tightness, and a variety of other health issues. As a result, before you consume it, be sure it’s chlorine-free.

  1. Water purifiers can help you save money on water bills.

Once you have filtered water in your home, you won’t need to buy expensive water bottles that may quickly start adding up in your bills. A water filtration system is a one-time purchase that will last for years. While you’re figuring out how much you’ll pay for the purchased water, keep in mind that water purifiers cost much less.

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What are the different types of water purifiers?

What are the benefits of having a water filter in your home? Every human being requires access to clean and pure drinking water, but not everyone has that access. Many parts of India are experiencing water scarcity, forcing residents to rely on groundwater or water delivered by tankers. Due to the presence of contaminants such as pesticides, heavy metals, bacteria, cysts, and excessive TDS, the quality of water from such sources may be poor (Total Dissolved Solids). It’s no surprise that more people are turning to the best water filter to cleanse their drinking water.

If you’re seeking to purchase a new water purifier, the sheer quantity of brands and types available on the market can be overwhelming. You may use our simple water purifier buying guide for the Indian market to find the ideal water purifier that meets your needs and fits your budget. Because there are so many different types of water purifiers, you’ll need to know a few things before you can start narrowing down your options.

What are the types of water purifiers?

RO (Reverse Osmosis), UF (Ultrafiltration), and UV (Ultraviolet) are three different types of water purifiers (Ultraviolet). Some best water purifiers in India combine multiple technologies, such as RO and UV, to purify water. You must select the sort of water purifier that best meets your needs based on the TDS level. You may simply require a UF or UV water filter, or a mix of both, for low TDS water (200 ppm or less).

RO Water Purifier

A semipermeable membrane is used to cleanse water in a RO water purifier. Use a water pump to pressurize the raw hard water before passing it through the RO membrane. Dissolved solids such as arsenic, fluoride, lead, chlorine, nitrates, and sulfates are caught and adhered to in the RO membrane during this process, resulting in cleaned water.

UV Water Purifier

UV (ultraviolet) water purification is an established process for destroying disease-causing germs, pathogens such as bacteria, and viruses in water. During the purifying process, this environmentally friendly method does not employ any chemicals. A UV water purifier is made up of a UV lamp tube that water must flow through to be purified. When running water is exposed to UV light, any microorganisms such as bacteria and viruses are destroyed and rendered inert. The dead bodies of germs remain in the water, but they are no longer hazardous.

Low TDS (Total Dissolved Solids) water, such as that found in lakes and rivers, is perfect for UV water purification. Hard water with a high TDS level cannot be treated by UV water filters. A UV water purifier, like a UF water purifier, does not remove contaminants in water such as chlorine, arsenic, or fluoride.

UF (UltraFiltration) Water Purifier

Ultrafiltration, or UF, makes use of hollow fibers in a membrane consisting of a thin layer of material capable of separating water from other particles in the water. When water passes across the UF membrane, suspended particulates, bacteria, and viruses cling to the membrane, trapping them and retaining them. UF is comparable to RO technology in that it can stop very small particles, whereas RO can only block somewhat larger particles.

Because UF does not remove chemicals present in water, it is only capable of preventing and removing germs such as bacteria and viruses. Hence, it is suited for regions where chemical contamination is low.

The main thing to keep in mind is that UF does not function with hard water. Because UF does not remove the dissolved salts found in hard water, the water remains hard both before and after purification.

Gravity-based PurifierUV Water PurifierRO Water Purifier
Does not require electricityRequires electricityRequires electricity
Hard water (Khaara Paani) is not converted to soft water (Meetha Paani)Hard water (Khaara Paani) is not converted to soft water (Meetha Paani)Hard water (Khaara Paani) is converted to soft water (Meetha Paani)
Removes the majority of germs and bacteriaRemoves all germs including virusesAll viruses, bacteria, and chemical pollutants are removed by RO.
Does not require running waterRequires running waterRequires running water
Types of water purifiers

How to Check TDS Level & Ideal TDS for Drinking Water?

Water is essential for all living things on Earth, and everyone understands the need of drinking water that is clean and safe. But how can you tell if it’s clean? Acidity, color, dissolved oxygen, and turbidity are typically tested to determine if the water is clean and safe to drink. Turbidity is a measurement of suspended particles in water that can help estimate the cleanliness and quality of the water. This article will describe how turbidity is measured in water, how it may be used to determine the cleanliness of drinking water, and what you can do to enhance the quality of your drinking water.

Why Do You Need to Check TDS?

You may determine if the water you are consuming is pure or dirty by monitoring TDS levels in the water. Do you know what the EPA Secondary Regulations recommend as the maximum contamination level? Drinking water TDS has a maximum level of 500 mg/liter. Whether you acquire your water from a nearby lake or a tank, ensure it satisfies the specified standards. If the level is greater than 500 mg/liter, we recommend that you should not consume the water.

TDS Level (mg/l)Reasons for Acceptability/Non-acceptance
Less than 50This is not acceptable because water with such a low TDS level lacks the minerals required for life.
50-150Acceptable. TDS levels in the 80-150 range, on the other hand, are regarded as excellent. If you’re using a RO water purifier, ensure the filtered water’s TDS level isn’t less than 80 mg/L.
150-250Acceptable. In terms of cardiovascular fitness, this is the perfect TDS range.
250-350Acceptable. The majority of Indian households have access to water with a TDS in this range. 
350-500Acceptable. A TDS level of less than 500 mg/L is acceptable according to BIS recommendations.
500-900This is not acceptable. Use a RO water purifier with a mineralizer or a TDS controller.
900-1200This is not acceptable. Use a RO water purifier with a mineralizer or a TDS controller.
1200-2000This is unacceptable and unfit for consumption. Select a RO water purifier with a purification capacity of up to 2000 mg/L.
Above 2000Do not consume alcohol. Water having a TDS level of more than 2000 mg/L cannot be purified by most home water filters.

How to Check the TDS Level in Water at Home?

The TDS level in the water can be measured using a variety of methods. We’ve gathered a list of the most frequent methods for determining whether or not you’re drinking clean water at home.

Method 1: Using Digital TDS Meter

This is a cutting-edge digital TDS meter tester that you may use to evaluate the performance of your water filter, the quality of filter water, check for hardness, and ensure that you’re drinking clean water. Digital TDS meters are widely available on all of India’s main online sites.

Step 1 – Take a temperature reading of the water. To do so, follow the instructions below:

  • Turn on the meter.
  • Temp is activated by pressing the TEMP button. Only Celsius will be used to represent the temperature.
  • Press the TEMP button once more to return to TDS mode.

Step 2 – TDS is a measurement of the amount of salt in the water. To do so, follow the guidelines below:

  • Remove the protective cap and discard it.
  • Switch on the TDS meter. The ON/OFF switch is located on the panel.
  • Immerse the meter up to the maximum immersion level in the water (2 inches).
  • To dislodge any air bubbles, gently stir the meter.
  • Wait for the reading to level out (approximately, 10 seconds).
  • To view the reading, press the HOLD button and remove it from the water.
  • If the meter displays the ‘x10’ symbol, it means that the reading must be multiplied by ten.
  • After each usage, shake your meter to remove any extra water and reinstall the cover.

Method 2: Using Filter Paper and a Scale

This is a common method for determining the amount of TDS in your drinking water that you may do at home. You won’t need a TDS meter for this, just some common household items.

What are the things that you need?

  • A beaker that has been sterilized.
  • In the beaker, a sample of water (tap water or rainwater).
  • Filter paper is a type of filter.
  • A dish for evaporation.
  • A stick for stirring.
  • A pipette with a large enough opening to collect a 50mL sample of water.
  • A weighing scale.

Now, follow the instructions:

Step 1 – Weigh the evaporating dish in milligrams and double-check that it is absolutely empty and free of any particles. This measurement will be labeled “A” and will be revisited when all of the stages have been performed.

Step 2 – Take the stirring stick and mix the water sample in the sanitized beaker vigorously. You must agitate the liquid to ensure that the particle debris in the beaker is spread equally.

Step 3 – Collect 50ml of the agitated water using the pipette. Please keep in mind that you must continue churning the liquid even when collecting the water.

Step 4 – Fill the pipette with water and pass it through the filter paper three times. In the filter paper, there will be some sediment left over.

Step 5 – Transfer any particles found in the filter paper to the evaporating dish.

Step 6 – Allow the filtrate (particles) to dry fully before proceeding.

Step 7 – Weigh the evaporating dish again (with the filtrate) and label it “B” once the filtrate on the evaporating dish is dry.

Step 8 – Subtract B from A to find the TDS level.

Water purifiers utilizing reverse osmosis (RO) technology are an excellent way to lower excessive TDS levels in the water. These purifiers use cutting-edge technology to ensure that the levels of TDs in water are lowered and the water is safe to drink. If you’re thinking about buying one, have a look at the latest water purifier RO. You can also use a TDS meter to assess the longevity and functionality of the RO membrane and, if necessary, replace it.

How does Ultraviolet (UV) disinfection/water purification work?

You can find a multitude of water purifiers with various new features and purification technologies. Most people don’t understand which purifier to choose and why a particular type of water purifier is suitable for their home. One of the main factors when choosing a purifier is water quality.

Water quality has been depleting day by day because most of the water sources are polluted due to factors like industrialization. The water which is contaminated usually contains high levels of TDS. So, it is important to remove TDS to make the water fit for consumption. If the TDS levels are low and the range is within the permissible limits then you can consume the water without RO purification. However, even water with low TDS can contain harmful microorganisms which can affect your health. In such a scenario, you need UV (UltraViolet) water purifiers that can deactivate the microbes from the water.

So, it is important to test the water quality before choosing a water purifier for home. If you receive water from rivers, lakes, rain harvested water or reservoirs then you can opt for a UV water purification system as these sources of water usually contain low levels of TDS.

Furthermore, let’s understand more about UV purifiers and how they are beneficial.

How Does UV Water Purification Work?

The water contains various microorganisms like bacteria, algae, and viruses which are harmful to humans. They can cause several health issues and also spread waterborne diseases. Hence, microorganisms should be prevented from multiplying in the water. UV rays are beneficial in killing microorganisms present in the water.

The water with low TDS may not contain a high percentage of impurities but it contains harmful microbes which need to be treated.

UV (Ultraviolet) water purifiers consist of a UV lamp that is fixed inside the purifier. When the impure water passes through a UV filter, UV radiation attacks the DNA of the microorganisms and stops it from multiplying. The powerful UV rays will deactivate all types of microbes and push out clean and safe drinking water.

UV is beneficial for water with low levels of TDS. It can’t remove or treat heavy metals, minerals, or any other contaminants present in the water. If you prefer a purifier that has a combination of purification systems then you can opt for a multi-stage water purifier that consists of RO, UV, and UF purification technologies.

UV vs RO Purifiers

Most people get confused between a UV purifier and an RO purifier. Although both are meant for water purification, they differ in technology and purpose.

UV water purifiers are specifically designed to eliminate microorganisms in the water. RO water purifiers are designed to reduce high levels of TDS in water. RO uses a membrane to separate all the pollutants from the water. So, most prefer to use purifiers that contain both purification technologies.

Conclusion

UV water purifiers are environmentally friendly and remove microbes with the help of a UV bulb installed in the purifier. Hence, it is one of the best ways to eliminate the microorganisms and make the water safe for drinking.

What is the best water purifier for home use?

Choosing a water purifier for the home can be tricky at times because of the multiple options available in the market might confuse you to choose the correct product.

In such scenarios, it is common to end up purchasing a purifier which is suggested by someone or a salesman. Does that help you get the right water purifier for your home?

The person who is suggesting may not know the quality of water which you receive or can’t determine which water purifier is best for you.

So, you have to do thorough research and understand the quality of water before deciding on the best ro water purifier you need for your home.

So, the first and foremost thing is to test the water quality. Either get a water test kit or get your water sample tested in a lab to know whether the TDS in water is high or in the acceptable range. If the TDS is more than 500 ppm then the water is not fit for consumption. TDS of 150 ppm is said to be very good quality water whereas 300 to 500 ppm is potable.

Consuming water with high TDS is not good for health and can’t be used for domestic use. Hence, purifying the high amount of TDS is important before utilizing it for consumption or daily usage. Since, the water with high TDS is hard due to the dissolved solids, it leaves a white residue on the surfaces when used for cleaning or washing purposes. Hence, it is not ideal for drinking or daily chores.

However, water purifiers remove TDS and make it 100 % purified. But, along with TDS, minerals like copper also get eliminated. Hence, a minimal quantity of minerals can be infused into the purified water to enrich the quality. Although RO purified water is completely safe and secure, adding a small amount of minerals can help in boosting your immunity. So, you need to consider all these factors while determining which water purifier is best for your home.

Which is the Best RO Water Purifier for Home?

Nowadays, multi-stage RO purifiers are popular among water purifiers because they provide a multi-level purification process. When the water quality is not up to the mark, then it is advisable to choose multi-stage water purifiers which can remove different types of contaminants from the water. Among various purifiers, Pureit’s HUL Pureit Copper + Mineral RO + UV + MF is one of the best RO water purifiers for home.

You can choose this water purifier because it comes with advanced technology and a 7-stage purification system. It removes TDS and at the same time infuses the required amount of copper into the water which improves immunity.

HUL Pureit Copper + Mineral RO + UV + MF

HUL Pureit Copper + Mineral RO + UV + MF is one of the best purifiers for those who would like to consume copper-rich purified water. This advanced purifier is a blend of modern technology with a traditional touch. 

This Pureit water purifier has a seven-stage purification process that filters water completely. The best thing about this technology is that it gives you two options: normal RO water and copper-induced water. You can choose whichever water you want to drink. The water purifier induces the right quantity of copper into the water so that you will be consuming the right amount of mineral which is beneficial for health.

What is difference between ro purifier and normal purifier?

Do you want to know what the differences are between water filters and reverse osmosis systems? Both procedures aim to reduce the number of toxins in a sample of water, but in very different ways.
Water filters and reverse osmosis both have features that make them the perfect contender as the best water purifiers for home. However, if you want the benefits of both systems, you can invest in a technology that incorporates both filtering processes.


What is Reverse Osmosis?
Reverse osmosis (RO) systems minimize the number of pollutants in water by using reverse osmosis.
Reverse osmosis is a solution where the high concentration of impure particles is driven across a semi-permeable membrane to a solution with a low concentration of particles. To force a solvent across a membrane in reverse osmosis, an external force larger than the osmotic pressure is applied.

Because RO purifier is generally used to minimize the number of impurities in water, let’s take a closer look at the reverse osmosis process. You start with water that has a larger amount of pollutants when using a RO system. You force the water through a semi-permeable membrane, which lets the solvent (water) through but not the other impurities in the original solution. The solution with a low number of solutes, or rather water with significantly fewer impurities, is on the other side of the membrane.

What is a Water Filter?
Water filters come in a variety of shapes and sizes, but they all use one or more filtration methods to minimize the number of pollutants in the water. In some circumstances, they also decrease different sorts of impurities than a RO system. Activated carbon is the most frequent type of filtration medium used in water filters.
Activated carbon is a type of charcoal that has been treated with oxygen to enhance the surface area of the carbon. It is utilized in these sorts of filters. Through a process known as adsorption, pollutants are attracted to activated carbon and get trapped on its surface area.

The process by which a solid holds or traps a gas or a liquid is known as adsorption. In this situation, activated carbon’s porous nature creates several small regions where pollutants are attracted to the carbon and then trapped.
How do normal water purifiers and RO purifiers are compared?

The majority of people want to discover if a water filter or a reverse osmosis water filtration system is better at removing pollutants in water. To completely answer this issue, it’s crucial to realize that both of these systems are quite effective at removing contaminants, but they remove them in slightly different ways.

In general, activated carbon filters remove the following contaminants from water:
Other chemicals and volatile organic compounds (VOCs). Solvents, fuel oil, polychlorinated biphenyls (PCBs), dioxins, radon, and even radioactive substances are among these contaminants.
Some herbicides, pesticides, and organic pollutants can be removed.
Disinfectants used in water treatment, such as chlorine, are removed.
Removes the odor and taste of tap water.

Activated carbon filters are great at eliminating organic chemicals, but they don’t work well with other pollutants. They also cannot decrease the water hardness which is caused by minerals like calcium and magnesium, heavy metals like lead, salts, fluorine, and microorganisms.

RO systems are capable of removing the following pollutants from water:
Salts and nitrates.
Heavy metals like lead and copper.
Hard water mineral content is reduced.
Fluoride, which is added to tap water, and other organic compounds.
Protozoa such as Cryptosporidium and Giardia.
Viruses like Norovirus, Hepatitis A, and Rotavirus.
Bacteria such as Salmonella, Shigella, and E. coli are effectively removed.
Reduces arsenic.

Organic compounds such as Benzene and Toluene, Trihalomethanes (THMs), solvents, and volatile organic chemicals (VOCs) are less effectively removed by reverse osmosis. Another thing to keep in mind with reverse osmosis water filtration systems is that throughout the filtration process, they produce a tiny amount of wastewater. The impurities that have been eliminated from the water are carried away in this rejected water.

At first, weighing the benefits and differences of water filters vs. reverse osmosis systems can be difficult. So, how do you decide which water purifier is best for home?

Activated carbon filters are effective in removing organic chemicals and impurities from water while also improving the taste and odor of tap water. Reverse osmosis systems, on the other hand, push contaminated water through a membrane containing tiny holes. These pores keep the majority of pollutants out of the filtered water that is produced on the other end. You have to understand which purifier is best for you and your family and shop for the one that suits you the best.

How to buy the Right Home Water Purifier or Water Filter?

Rains bring relief from the heat, but they also bring the risk of waterborne diseases from contaminated water. It’s a big concern that can lead to diseases including typhoid, cholera, diarrhea, and other gastrointestinal problems. The majority of people still boil and filter water at home, which takes time and energy, while some turn to bottled water as an option. This can put a dent in your wallet. A water purifier is the most cost-effective way to clean impure water. It aids in the removal of hazardous contaminants from water while also maintaining a quality that is suitable for human consumption.

Things to consider before buying a water purifier

Here are a few things to check before buying a water filter for home:

  • a) Service quality: When it comes to water purifiers, service quality is crucial. You could inquire about the brand of water purifiers used by your friends, family members, relatives, and acquaintances. On the brand’s website, online stores (such as Amazon and Flipkart), Facebook, Twitter, and other forums, you should also look for online reviews on the water purifier.
  • b) Service coverage and speed: You should check if a brand’s service coverage extends to your location. Also, look at the brand’s website or social media pages to see how quickly they respond to your service request.
  • c) Cost of filters: Because the cost of a RO membrane and other filters varies by brand, you should figure out how much you’ll have to spend on average every year to replace the parts.
  • d) Cost of AMC plans: Purchasing an AMC plan is frequently less expensive than purchasing the membrane and filters separately. So, look into the cost of the water purifier’s AMC plan and what is covered by it.
  • e) Availability of parts: When a water purifier model is withdrawn from a brand’s catalog, replacement components won’t be available sometimes. In this case, you’ll have to either utilize cheaper parts or buy a new purifier. As a result, you should opt for a newer model from any brand and inquire about the model’s replacement parts availability.

Different types of impurities found commonly in drinking water

To determine which water purifier is best for home, you must understand the sort of pollutants found in your drinking water mostly determined by the water’s source and delivery medium. Lakes, rivers, bore wells, harvested rainfall, piped municipal corporation supplies, water tankers, and other sources of drinking water are the most frequent.

The hardness of water, as well as the number of impurities such as dangerous pollutants, chemicals, and biological impurities like bacteria and viruses, are all determined by the source of water.

Most common types of impurities:

Type of ImpurityMost Common Water SourceEffect on Drinking Water
Solids that have not been dissolved, such as sand and mudWhere pipes have been destroyed in a river, borewell, or piped waterThe look is muddy or turbid.
Sodium and potassium are dissolved inorganic salts.Seawater and borewellsTastes salty or brackish
Calcium and Magnesium are dissolved inorganic substances.Borewells and river waterScale formation and hardness
Organic compoundsPonds and lakesBad odor or foul smell
Chlorine and other decontaminantsWater that is piped in from the cityBitter taste
Biological contaminants like bacteria and virusesWhere pipes have been destroyed, piped water is used, and water tankers are used.Waterborne illnesses, biological contamination

When compared to water from bore wells, water from lakes, rivers, and harvested rainwater usually have lower TDS (Total Dissolved Solids). TDS levels in borewell or groundwater are typically high, and dangerous chemical impurities such as lead, arsenic, and other contaminants may be present.

Advantages & Disadvantages:

  1. RO Water Purifier

In a RO (Reverse Osmosis) water purifier, a pump forces high-pressure water through a semipermeable membrane with pores as small as 0.0001 microns into the RO chamber. Dissolved particles and contaminants are left behind as water molecules pass through to the other side. A separate outlet, known as a reject line, is used to discharge some of the input water and contaminants.

Other filtration elements, in addition to RO membranes, are used to improve the filtration process and extend the life of the real RO membrane. These filters are referred to as ‘Stages.’ The filtration process in a RO machine begins with the first filter, known as a Sediment Filter.

The Sediment Filter filters the water to eliminate any suspended contaminants. The Activated Carbon Block filter is the second filter, and it eliminates chlorine, unpleasant odors, and adsorbs pigments. Water is pumped through a post-carbon filter after filtration by the RO membrane to improve the taste and appearance of the drinking water. The most effective water filtration method is reverse osmosis (RO), however, it requires electricity and wastes water. If you currently have water with a TDS level of 200 ppm or below, a RO water purifier may not be necessary because it is more expensive, wastes a lot of water, uses a lot of electricity, and requires a lot of maintenance.

  • Gravity Water Purifier

A gravity-based water purifier does not require power and relies on gravity to force water through a membrane or filtration material. Gravity filters come in a variety of shapes and sizes, including UF, Carbon Block, Ceramic Block, and Non-Woven Media.

These water filters can remove chlorine, cysts, dust, large sediments, and undissolved particles. These water purifiers should not be used if the TDS of the input water is greater than 500 ppm because they cannot remove dissolved solids or some viruses.

  • UV Water Purifier

UV water purifiers work by exposing bacteria and viruses to ultraviolet light, which kills them. These types of water purifiers have a quick filtration process. They cannot, however, remove dissolved particles or contaminants from water. Furthermore, the UV lamp must be replaced every six months or a year because its intensity diminishes over time.

Which is the best ro purifier in India

Making choices can be stressful, but sometimes selecting some item can be critical, like choosing a water filter for your home.

Many people don’t even like to spend money on a water filter just to find out that not all filters solve all the water problems. When we are faced with a multitude of water filtration options, it can feel intimidating to find the right water purifier, which can make your water taste great and rids it of all the maximum number of contaminants present.

Here are a few things you must consider before buying a water purifier:

  1. Water Quality: This is the most important and useful thing which you must check before deciding on a water purifier for your home. If the supplied water quality in your home is hard then it means that it has a high amount of TDS or Total Dissolved Solids. TDS is nothing but a measure of the dissolved organic and inorganic matter present in the water.

The inorganic impurities contain calcium, magnesium, potassium, sodium, bicarbonates, chlorides, and sulfates. In order to remove these inorganic impurities from the drinking water, many companies have developed RO or reverse osmosis filtration systems. It uses a semi-permeable membrane that filters the water properly eliminating all the TDS.

  1. Contamination: The second most important factor that you must consider is shopping for a new water purifier based on the water contamination. Contamination generally refers to the presence of heavy metals like arsenic, lead, magnesium, copper, and iron. If they are consumed in large amounts then they can become toxic. Heavy metals can be found mostly in industrial waste. 

While RO purifier can help to eliminate the inorganic compound as well as heavy metals you will also need specialized filters that can help you to remove germs and other microorganisms. Specialized filters like ultraviolet (UV) filters can not only disinfect the water but also block other microorganisms from multiplying. 

  1. Water Storage Capacity: This part can be considered one of the most critical purchasing decisions to make before buying a water purifier. You must have a rough idea of how much water is needed to satisfy you and your family’s needs.
  2. Design: You must select a water purifier that has a solid built that can last for a long time. It should be made with engineering-grade plastic that is food-grade quality. It shouldn’t be made with a plastic container because it can increase the toxicity of the water. 
  3. After Sales Service: Water can be purified using various filters which must be maintained regularly. When you are purchasing a purifier, you must remember its availability of service as well as the total cost of maintenance. You must also take into account other critical considerations and consider them before shopping for a water purifier. 

Here are a few RO purifiers you can buy in 2021 in India:

  1. HUL Pureit Ultima Mineral RO+UV+MF 7 Stage Water Purifier

HUL pureit Ultima is a perfect water purifier for families that have five to six members. This purifier has a storage capacity of up to 10 liters. The filter purifies contaminated water through the UV and RO processes which can terminate 10 million germs and impurities.

This purifier has an advanced alert system that can indicate its time to change the GermKill cartridge. This purifier can be used against all types of water sources.

  1. HUL Pureit Eco Water Saver Mineral RO+UV+MF Water Purifier

HUL Pureit has launched a new Eco Water Saver Mineral in its RO water purifier range. As the name says, this purifier can provide pure and sweet RO purified water with the highest water-saving technology. 

It is India’s first water purifier that can recover up to 60% water that can minimize water wastage compared to a normal RO purifier which can recover only 25-30% water. It means that Eco Water Saver from HUL Pureit can reduce water wastage by over 100%. This purifier is suitable for water from borewell, tanker, and municipal taps. This RO purifier price is also pretty affordable and comes with a year warranty. 

Which is the best water filter with affordable price?

In this day and age when there is an increase in industrialization, environmental change, and pollution, having access to clean as well as pure drinking water becomes a necessity to protect yourself and your family from multiple waterborne diseases. 

Some of the most effective water purifiers are now accessible at affordable costs, allowing homes to benefit from having clean water at any time of day. 

The RO (Reverse Osmosis) water purification technology is one of the most widely used products in India, and it is suitable for all types of water sources, including borewells, river water, and municipal water.

RO is the most powerful technology that can cleanse even the most contaminated and salty water in a single step. RO purifiers that are using a combination of UV, UF, and MF filters can assist in removing mud, sand, viruses, bacteria, cysts, and dissolved salts like calcium, magnesium, potassium, and heavy metals like lead and arsenic, among other contaminants.

You must take extra precautions when choosing a RO water purifier since, in addition to removing impurities, it is also critical to maintaining a healthy level of key minerals such as calcium, potassium, and magnesium in the water.

One of the most important thing which you must concentrate on before selecting a water purifying technology is the level of TDS in the water. 

So, now you might think that if we are buying a water filter for home to eliminate TDS then why do we need to buy a purifier measuring the levels of total dissolved solids? 

TDS measures dissolved minerals, salts, metals, and impurities in the water, and according to the Bureau of Indian Standards, water that has up to 500ppm is safe for human consumption.

TDS between 100 and 300ppm is considered ideal, but if it is between 300 to 500 ppm the water is still acceptable. If the level is below 100 ppm then it is devoid of most of the minerals.

Here is the chart:

TDS LevelWater QualityViruses/BacteriaIdeal water purifier
Below 500GoodYesA UV water purifier should be enough to use.
Below 500MuddyYesA purifier with UV + UF technology will be sufficient to use.
Above 500GoodYesA RO + UV water purification technology that has a TDS controller/mineralizer is enough to use.
Above 500MuddyYesA RO + UV + UF purification technology that has a TDS controller/mineralizer is ideal to use.
Above 2000NANAWater that has a TDS level of more than 2000 ppm is not ideal for domestic consumption. 

So, if you are looking to buy a filter in 2021 at an affordable water filter price, then here is the list of some of the best RO water purifiers you can opt for:

  1. HUL Pureit Copper Water Purifier: 

This HUL water purifier is considered a unique home water filter system that has a copper charge technology along with the advanced seven stages of the purification system. Copper is known as an important mineral that can promote digestion, immunity, and overall well-being. According to ancient Ayurvedic traditions, water must be stored in a copper vessel for over 8-10 hours before drinking. Now Pureit has invented such a water filtration system that does that in real-time! This purifier also has a separate button that dispenses normal RO water.

What are the benefits of this purifier?

  • The HUL Pureit Copper+ RO water purifier fulfills the function of a traditional RO water purifier while also providing the added benefits of copper in the water. It includes a TDS Modulator/Controller which helps in keeping the natural minerals in the water.
  • This purifier has a large storage tank that can hold up to 8 liters of purified drinking water. However, the purification capacity depends on a number of factors like water quality, filter life, TDS levels, and input water pressure that affect the purifying capacity.
  • Its Black and Copper Color combination looks Ultra Modern and looks attractive.
  1. HUL Pureit Eco Water Saver Mineral RO+UV+MF:

It is known as the highest water-saving water purifier. The Pureit Eco Water Saver doesn’t require a re-circulation connection to save water. This water purifier uses HUL’s patented Eco Recovery technology to reduce Reject water to less than one glass of purified water.

What are the benefits of this purifier?

  • The best thing about Pureit ECO Water Saver is of course its significant water recovery rate which is up to 60%.
  • This purifier can save up to 80 glasses of water daily, with a family of five members who consume 10 liters of water. 
  • Another advantage of this purifier is that it offers 100% RO purification which means that if you are living near a polluted river or even a chemical factory this filter will give not only pure but also tasty water by adding natural minerals. 
  • This filters change alert system is excellent which can notify you 15 days prior to the expiry. If not replaced, the cleaner will shut down automatically.

Remember that various sources of water that consist of various impurities require different types of filters. With this guide, you will be able to not only secure the health of you and your family but, also understand what you must do to select a purifier.