The Best Rated Reverse Osmosis Water Filter System of April: Best Reviews and Top-Rated for you

Supreme quality - designed, engineered, and assembled in USA to guarantee water safety & your health. WQA certified to provide unlimited clean, refreshing crisp tasting water superior to bottled water

Premium long-lasting filters remove up to 99% of contaminants such as chlorine, taste, odor, VOCs, as well as toxic fluoride, arsenic, lead, nitrates, heavy metals and 1000+ contaminants. Max Total Dissolved Solids - 2000 ppm. Feed Water Pressure 40-85 psi

America's No.1 rated water filter brand with 20 years of success guaranteeing trouble free, noise-free system for long lasting, dependable, pure drinking water. 2 year extended manufacturer warranty is available upon registration

System comes with 100% lead-free designer faucet, plus certified JG food grade tubing and parts to provide safe, contamination-free pure water. Pipe Size: 1/4 inches.

High quality leak-free quick connect fittings require no extra lock clips to seal leak - not relying on water leak detector to protect your home like other brands. Comes with all parts and industry's best instructions and videos for an easy DIY experience.

Supreme quality - designed, engineered and assembled in USA to guarantee water safety & your health.

This 75 GPD 6-stage system ROES-PH75 is guaranteed to remove up to 99% of contaminants such as chlorine, taste, odor, VOCs, as well as toxic fluoride, arsenic, lead, nitrates, heavy metals and 1000+ contaminants. Max Total Dissolved Solids - 2000 ppm. Feed Water Pressure 40-85 psi

US made cartridge uses food-grade calcium from trusted source for safe, proven water pH enhancement. Enjoy ultra-pure drinking water with added calcium minerals for improved ALKALINITY and great taste.

WQA certified system. Premium long lasting filters used to treat tap/well water. Provide unlimited clean drinking water.

America's No.1 rated water filter brand with 20 years of success guaranteeing trouble free, noise-free system for long lasting, dependable, pure drinking water.

2 year extended manufacturer warranty with registration. System comes with all parts and industry's best instructions and videos for an easy DIY experience.

System comes with 100% lead-free designer faucet, plus JG Food grade tubing and parts to provide safe, contamination-free pure water. High quality leak-free quick connect fittings require no extra lock clips to seal leak, and does not rely on water leak detector to protect your home like other brands.

APEC Water ESSENCE Series FILTER-SET-ES is for ROES-50, ROES-PH75, ROES-PHUV75, ROES-UV75-SS and ROES-UV75

Includes (1) sediment and (2) carbon block filters to protect and extend the life of the RO system

1st stage 5 micron Polypropylene sediment filter to remove dust, particles and rust

2nd & 3rd stage 10 micron extruded carbon block filters to remove chlorine, taste & odor

High performance replacement filters are compatible with all standard sized under counter RO systems

Hooks up to most STANDARD FAUCET in minutes. Just plug and drink! Lightweight, installation-free system. It’s NOT compatible with pull-out faucets, special size designer faucets and sprayer faucets

Top rated brand, high performance reverse osmosis drinking water systems

Highest grade 4-Stage ultra-pure system provides refreshing crisp taste superior to bottled water

90 GPD portable system built with high capacity filters for reliable, long lasting performance, works for water pressure 40-80psi

Perfect for apartments, condos, motor homes, retirement homes, seniors, students & travelers

More pure water for longer (I) - Make every drop of tap water cleaner, safer, and more wholesome for the entire family.

Filter up to 30% more water (I)- Using a combination of anti-scaling materials and premium reverse osmosis and carbon filters, DURAVita reverse osmosis filtration technology is designed to maintain filtration and flow rate performance throughout its lifespan (II) by reducing filter membrane clogging. When tested in hard water conditions, our water purifiers can filter up to 30% more water (I).

Uniquely WQA Gold Seal-Certified- Pureit is one of the few tankless, RO water purifier brands to be Water Quality Association (WQA) Gold Seal-certified. This is reserved only for products that pass the rigorous testing requirements of industry standards for quality, durability and safety.

Purer water without the wait -The 5 Series is designed to provider a constant fast flow rate of water so you can fill a 6oz glass with purified water in just 7 seconds (III). 

40% more compact design -The space saving, tankless design is up to 40% more compact than many RO tank water purifiers. It fits discretely under your sink so you can have pure water without sacrificing space.

Installation note: An electrical outlet and 1: hole in countertop is required

Hooks up to most STANDARD FAUCET in minutes. Just plug and drink! Lightweight, installation-free system. It’s NOT compatible with pull-out faucets, special size designer faucets and sprayer faucets

Top rated brand, high performance reverse osmosis drinking water systems, 100% US Made High Purity Calcium Carbonate to Safely Raise pH

Highest grade 4-Stage ultra-pure system provides refreshing crisp taste superior to bottled water

Designed aluminum case for better looking, 90 GPD portable system built with high capacity filters for reliable, long lasting performance, works for water pressure 40-80psi

Perfect for apartments, condos, motor homes, retirement homes, seniors, students & travelers

iSpring Maximum Performance Line - unmatched speed, efficiency, and drain ratio

Pre-equipped booster pump operates near silent

Removes up to 99% of over 1,000 contaminants, including lead (removes up to 98% of lead), chlorine, fluoride, arsenic, hormones, asbestos, calcium, sodium, bacteria, giardia, viruses and more.

Thin-film composite semipermeable RO membrane filters down to 0.0001 micron (a human hair is approximately 50 microns)

RO membrane rated at 100 gallons per day, superior to the standard 75 GPD membranes on most systems

11W ultraviolet sterilizer kills viruses and bacteria; powers on and off with water flow

Streamlined DIY installation; fits under sink cabinets

Register your purchase under warranty directly with the manufacturer to activate your free one-year money back guarantee

Lifetime support from iSpring in Alpharetta, GA at (678) 261-7611

This countertop RO system filters up to 4 gallons of water an hour; for a higher production rate, consider our undersink RO systems; the countertop RO only works with faucets that use a threaded removable aerator; not compatible with sprayer faucets

Easy to Install Countertop Filter: Express Water’s countertop reverse osmosis systems only requires minutes to install and is designed for an easy 4-point installation that fits most standard faucet types

Low Maintenance Water Filter: Once set-up, the reverse osmosis countertop filter requires little maintenance. Quick-connect and replaceable water filter cartridges make it easy to keep your water fresh

4 Stage Water Filters: Express Water 4 Stage Countertop Water Filter Systems include Sediment filter, Granular Carbon filter, Reverser Osmosis Membrane, and Post Activated Carbon filter to remove 99.99% of major contaminants in your drinking water

Countertop RO Water Filter System: Enjoy fresh and clean drinking water from the easy install Express Water countertop water filters. On Demand Support: Support from top rated customer service team who can answer any of your questions about your Express Water countertop filtration system. Backed by 1-Year limited warranty

Reverse osmosis filtration: Water is filtered three times

Chrome faucet with filter replacement indicator: Faucet and full installation kit included

Premium filtration: Certified to reduce lead, arsenic, pesticides and more than 10 other contaminants

Six-month filter life: For best filtration results, filters (FX12P) should be replaced every six months and membrane (FX12M) every year

💧𝗙𝗶𝗿𝘀𝘁 𝗹𝗶𝗻𝗲 𝗼𝗳 𝗱𝗲𝗳𝗲𝗻𝘀𝗲 The 40 micron pore size filter can effectively filter particulates, silts, sediment, rust, suspended solids and other pollutants in water, protecting your home’s water supply.

💧𝗛𝗶𝗴𝗵 𝗲𝗳𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆 𝗯𝗮𝗰𝗸𝘄𝗮𝘀𝗵 𝗳𝘂𝗻𝗰𝘁𝗶𝗼𝗻 Prolonged use of this water filter can cause large particles to clog the outside of the mesh, resulting in a poor water supply. In the backwash mode, the water flows from the inside of the mesh to the outside, flushing away any impurities that have accumulated on the surface of the mesh. The regular cleaning can be done easily without frequent disassembly of the water pipe connections and filter housing.

💧𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗙𝗲𝗮𝘁𝘂𝗿𝗲𝘀 Prolong the service life of household water-related equipment and reduce limescale

💧𝗦𝗮𝗳𝗲𝘁𝘆 𝗺𝗮𝘁𝗲𝗿𝗶𝗮𝗹 Solid lead-free brass machine head. 40 micron precision mesh membrane is made of food-grade 316 stainless steel, which is strong, corrosion-resistant and reusable. Transparent explosion-proof housing for easy inspection of contaminant buildup on the outside of the screen. BPA-free overall product.

💧𝗘𝗮𝘀𝘆 𝗶𝗻𝘀𝘁𝗮𝗹𝗹𝗮𝘁𝗶𝗼𝗻 Suitable for any threaded connector with 1" FNPT or 3/4" MNPT or 3/4" FNPT.Choose the suitable installation method according to the size of your home piping. NOTE: The threaded connectors are not included, need to be purchased separately.