Reverse osmosis, or RO, is a water purification process that utilizes a partially permeable membrane to remove toxins from drinking water. Take a look at this compilation of the top RO water purifiers.
Water is crucial for maintaining a healthy lifestyle. If you are concerned about the quality, taste, and purity of your drinking water, consider using reverse osmosis (RO) water purifiers. These devices offer an efficient and convenient way to eliminate a broad range of contaminants such as bacteria, viruses, heavy metals, and dissolved salts from your water supply. RO technology is specifically designed to filter out unwanted molecules from water by passing it through a semi-permeable membrane. By employing this water purification method, you can enjoy safe and clean water without compromising on taste. Here is a list of the best RO water purifiers for your home.
Understanding Reverse Osmosis
RO water purifiers are engineered to function based on the principle of reverse osmosis. They undergo a sequence of purification stages, beginning with pre-filtration where the water goes through filters like carbon filters to remove large particles such as sand and dirt. The pre-treated water is then forced through a semi-permeable RO membrane under high pressure to filter out impurities like dissolved salts and heavy metals. Post-filtration may also be required to eliminate any remaining taste or odor-causing chemicals. The purified water is stored in a tank, with some RO purifiers also incorporating a mineralization stage to infuse essential minerals into the water, enhancing its taste and health benefits.
Top 6 RO Water Purifiers
Explore this list of the best RO water purifiers in India and select the one that meets your requirements:
1. Livpure Allura Water Purifier
The Livpure Allura Water Purifier offers reverse osmosis and mineralization features. With a 10-stage purification system, this purifier ensures high-quality purified water. Equipped with an alkalizer to enhance water pH for improved hydration and health benefits, this purifier also features a super sediment filter to remove even the tiniest particles and sediments from the water. The 7-liter storage capacity eliminates the need for frequent refills, while tank UV sterilization ensures the water is free from harmful microorganisms. The product claims to add copper to the water, infuse essential minerals using a mineralizer, and eliminate viruses and bacteria with an advanced system. Livpure offers 30 months of free maintenance services for this purifier.
2. Aquaguard Sure Delight NXT 6-Stage Water Purifier
The Aquaguard Sure Delight NXT 6-Stage Water Purifier provides a 1-year free maintenance service and warranty. Utilizing a 6-stage purification process, this purifier effectively eliminates bacteria, viruses, dust, and dirt. It delivers 10x chemical protection through Sedi Shield, Particulate Filter, and RO Maxx purification stages. With Superior RO Maxx Technology, this purifier can remove contaminants like mercury, microplastics, lead, and pesticides. UV E-boiling technology guarantees water purity comparable to water boiled for 20 minutes. The purifier also features Smart LED Indication for service reminders, tank-ful indicators, filter life warnings, and electronic error alerts to ensure optimal performance. Certified by the National Accreditation Board for Testing and Calibration Laboratories and Water Quality Impact Assessment, this product offers reliable purification for your water needs.
3. Havells AQUAS Water Purifier
The Havells AQUAS Water Purifier includes an electrical protection system to safeguard the purifier from electrical damage. Offering RO and UF purification along with dual mineral and bacteriostatic taste enhancer cartridges, this purifier is designed for convenience and safety. Featuring 3-way mounting, smart alerts, ingress protection tank cover, removable tank, and hygiene zero splash water flow controller, this RO water purifier ensures safe and healthy drinking water with its 5-stage purification process. From sediment cartridge to activated carbon cartridge, ultrafiltration cartridge, RO membrane, and dual cartridge mineral & bacteriostatic taste enhancer, this purifier provides a comprehensive solution for clean water consumption.
4. KENT Elegant Lite RO Water Purifiers
The KENT Elegant Lite RO Water Purifiers guarantee the removal of bacteria, viruses, chemicals, and dissolved impurities to deliver 100% pure and healthy water. Meeting the drinking water standards of IS:10500, this purifier utilizes multiple purification processes including RO, UF, TDS Control, and UV disinfection in storage tanks to ensure water purity. The Kent RO water purifier retains essential minerals through Mineral ROTM Technology, offering a balanced and nutritious water supply for your needs.
5. AO Smith Z5 Water Purifier
The AO Smith Z5 Water Purifier is a baby-safe purifier featuring 8 stages of purification technology. From pre-filter and sediment filter to advanced recovery technology and SCB filter +, this purifier ensures comprehensive water purification. With features like side stream RO membrane, alkaline min-tech + ZX double protection dual filter, post carbon block, and SCMT, this purifier guarantees natural tasting water rich in essential minerals. Offering a 1-year comprehensive warranty, smart digital display, and 100% purified water all the time, this purifier is a reliable option for your water purification needs.
6. HUL Pureit Eco Water Saver Mineral RO+UV+MF AS Wall Mounted/Counter Water Purifier
The HUL Pureit Eco Water Purifier is equipped with high water-saving technology, potentially saving up to 60% of water. Utilizing mineral enhancer cartridges to infuse essential minerals like calcium and magnesium into the water, this purifier ensures a healthy and balanced water supply. The efficient UV sterilization technology kills up to 99.99% of bacteria, viruses, and cysts, providing clean and safe water for consumption. Featuring Smartsense indicators for filter expiration alerts and water dispensing suspension in case of a filter change delay, this purifier offers 10-liter water storage, 7-stage purification, high-speed purification up to 24 LPH, membrane protector, and 100% food-grade plastic, meeting international standards for water purity.
How to Choose the Right RO Water Purifiers
- Assess the water quality: Before selecting an RO water purifier, test your home’s drinking water supply to understand specific impurities and choose a purifier with the appropriate filtration capabilities.
- Purification technologies: Familiarize yourself with RO water purifiers’ purification technologies such as pre-filtration, RO membrane, UV filtration, UF filtration, and TDS to select a purifier that suits your water quality and health requirements.
- Storage capacity: Opt for a purifier with a storage capacity of at least 7 to 12 liters to meet your daily water consumption needs.
- Maintenance and operating costs: Consider the filter replacement, service requirements, and energy consumption to ensure efficient operation of your RO water purifier.
- Advanced features: Look for RO purifiers with digital displays, mineralizers, auto-shutoff, and smart app integration for enhanced convenience and usability.
- Certifications: Choose a purifier that complies with national and international water quality standards, bearing certifications from organizations like ISI or NSF to ensure reliability and safety.
Benefits of RO Water Purifiers
- Removes contaminants: RO purifiers effectively eliminate a wide range of contaminants like dissolved salts, heavy metals, and chemical impurities, making the water safe and healthy for consumption.
- Improves taste and odor: By removing impurities, RO purifiers enhance the overall taste and odor of water, resulting in more palatable water that aids in hydration and health.
- Provides health benefits: Consuming RO purified water offers various health benefits, including reducing the risk of waterborne diseases, minimizing exposure to toxins, and maintaining a balanced mineral content. Studies have shown that RO purifiers can eliminate harmful substances like lead, mercury, and chlorine that can cause severe health issues.
- Brings versatility: RO water purifiers can effectively purify water from diverse sources such as municipal supply, borewells, and surface water, ensuring access to clean water regardless of the source.
- Enhances convenience: With features like automatic operation, smart indicators, and user-friendly controls, RO water purifiers offer convenience and ease of use for consumers.
Maintenance of RO Water Purifiers
- Regularly change the sediment and carbon filters every 6 to 12 months, and the RO membrane every 2 to 3 years, to ensure efficient operation and longevity.
- Clean and sanitize the RO storage tank and system at least once a year to prevent bacterial growth and ensure water purity.
- Maintain optimal water pressure within the recommended range to preserve the efficiency of the RO system.
- Periodically test the output water quality to identify and address any issues promptly.
- Inspect the system for leaks or drips regularly and replace seals and O-rings if worn or damaged.
- Clean the RO membrane according to the manufacturer’s instructions if clogging occurs.
- Ensure the RO tank functions properly to avoid operational issues.
- Seek professional assistance annually for thorough checks and servicing of the RO system to maintain its performance and longevity.
Frequently Asked Questions (FAQs)
- Is pure RO drinking water safe?
According to the National Institute of Hydrology, Roorkee, RO purifiers can remove bacteria, viruses, and other harmful substances, ensuring water safety. However, RO water may lack essential minerals and alter the taste due to reduced TDS levels, potentially affecting health. - What is the difference between a normal water purifier and an RO water purifier?
RO water purifiers utilize reverse osmosis to eliminate dissolved salts, heavy metals, and impurities through a semi-permeable membrane, making them suitable for hard or saline water. Other purifiers like UV and UF employ ultraviolet light or ultrafiltration to kill bacteria and filter out particles. - Does RO add minerals?
Reverse osmosis water typically has low mineral content since the filtration process removes most minerals and contaminants. However, trace amounts of minerals and contaminants may remain in the water post-RO.