Top 10 WQA Certified Water Filter – Replacement Under-Sink Water Filters

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1. Woder


Woder WD-S-8K-REP WQA Certified Replacement Water Filter Cartridge for WD-S-8K-ADV Single Stage And WD-D-8K-FRM-ADV, WD-D-20M-ADV, WD-D-HM-ADV Dual Stage Systems as 2nd Stage – 8,480gal – USA Made

Woder #ad - Made in the usa - advanced selective filtration technology - removes 99. 9% of contaminants, while maintaining essential minerals. No plumbing required - quick cartridge replaceMENT - Installed with systems that have automatic shut off valves.

Claims tested by cLB Labs and are not certified by WQA. Advanced filtration -the woder wd-s-8k-rep removes lead, Chlorine, turbidity, mercury, Trihalomethanes, pfcs, chromium 6, TMHs, heavy metals, VOCs, glyphosate, detergent, unpleasant odors and tastes. Wqa gold seal certified cartridge - wd-s-8k cartridge is certified by WQA to NSF/ANSI 42 for Chlorine, taste, odor and NSF/ANSI 372 for lead free compliance as verified and substantiated by test data. Wd-s-8k-rep is a replacement cartridge for the following woder systems - wd-s-8k-adv single Stage, WD-D-HM-ADV 2nd stage, WD-D-8K-FRM-ADV 2nd stage and WD-D-20M-ADV 2nd stage.
BrandWoder #ad
Height12.5 Inches
Length2.52 Inches
Weight1 Pounds
Width2.52 Inches
Part NumberWD-S-8K-REP
ModelWD S 8K REP

2. iSpring


PH+ Alkaline Remineralization RO Water Filter System Under Sink, iSpring RCC7AK, 6-Stage Reverse Osmosis System, Superb Taste Drinking Water Filter, NSF Certified 75 GPD

iSpring #ad - For leak-free installation, instructional videos, simply push tubing ½ inch deep into quick-fitting connectors and lock; no threading pipes needed. Low maintenance - transparent 1st stage housing for easy visual inspection. 0 or below because the RO membrane removes not only harmful pollutants but also a few helpful minerals. The entire alkaline water filter fits nicely under a kitchen sink. Great-tasting mineral water - a standard 5 stage ro system produces slightly acidic water with a ph of 7.

The ispring rcc7ak reverse osmosis water filter includes an additional 6th stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives your water a more natural taste than regular 5 stage RO water filter. Ultra fine ro filter to remove contaminants down to 0 Three extra long life pre-filters to remove large contaminants and protect RO membrane. 100% satisfied customers - rcc7ak from america’s favorite brand of under sink water filter is the highly rated reverse osmosis systems. 0001 microns; fine gac filter to provide final polishing to the purified water and AK filter to finally restore just the right proportion of healthy minerals and a natural alkaline balance.

Certified to nsf/ansi 58, 6-stage alkaline remineralization layered filtration - exclusively designed to restore the natural alkalinity and mineral balance of water; this reliable and ultra-safe Reverse Osmosis RO water filtration system converts your water into clean, calcium, lead removes up to 98%, asbestos, pure and healthy drinking water by removing up to 99% of over 1, arsenic, fluoride, 000 harmful contaminants like chlorine, sodium and more. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, combined with premium quality components, USA, eliminating plastic waste.
BrandiSpring #ad
ManufactureriSpring #ad
Height18.5 Inches
Length14.5 Inches
Weight20 Pounds
Width5.25 Inches
Part NumberRCC7AK
Warranty1 year manufacturer limited warranty

3. Nakii


Long Lasting 150 Gallons, Removes Chlorine, WQA Certified,, Supreme Fast Filtration and Purification Technology, Metals & Fluoride for Clean Tasting Drinking Water, Nakii Water Filter Pitcher

Nakii #ad - Tested and certified by the wqa! the nakii brand water filter pitchers are manufactured by water innovations usa. This will give the best and Clearly Filtered Water for you and your family. Longest lasting – 150 gallons – 4 times more than others! the nakii pitcher filter is created with high quality material that handle water contaminants on a higher level hardly comparable that's why it has a lifespan of 150 gallons 4 times more than Brita and any other brand in the market.

The filter has a life span of 150 gallons, and a Fast Flow Rate of 1. 3 liters per minute. Advanced filtration technology- highest rate chlorine and mercury removal! the nakii filter is the first in the usa to use the newest innovation for water filtration, mercury removal TO IMPROVE DRASTICALLY THE HEALTHINESS, rust, ACF features 98% of Chlorine, using Activated Carbon Fiber ACF which isn't used in Brita filters or other brands, sediment and suspended particles, Taste and odor, lead, the highest rate in the market to reduce, eliminates unpleasant color and lime-scale. Supreme fast filtration - space-saving design the acf fast adsorption speed and free flow design ensures extra fast and steady filtration, the Nakii filter is tested for its flow rate by the WQA to ensure high filtration performance even with its fast flow which takes it apart from the other leading brands in the market.

They are certified by the wqa for nsf/ansi 42 and nSF/ANSI/CAN 372, odor reduction, for High-Quality Filtration, chlorine taste, and lead-free compliance. Its sleek design makes it suitable to fit right in your refrigerator door. Healthy and certified components used in the pitcher and filter- by providing a filter for healthier water we pay a lot of attention to the healthiness of the material used in the product, that's why we only use BPA FREE and approved material which will meet the standard of the NSF-372 tested and approved by the Water Quality Association.
BrandNakii #ad
ManufacturerNakii #ad
Height4.29 Inches
Length11.42 Inches
Width8.5 Inches
Part NumberNFP-100

4. WaterChef®


WQA Gold Seal Certified, 10,000 Gal. Capacity, WaterChef® RCSF-7 Shower Filter Replacement Cartridge with Advanced ThermalGuard for SF-7C Shower Filtration Systems

WaterChef® #ad - Your body’s natural oils & Proteins Remain Intact for Noticeably Softer Skin and Hair. Powerful 2-stage filtration with ThermalGuard for Superior Chlorine Reduction. Quick & easy cartridge Replacement includes Cartridge Change Reminder Decal. Wqa gold seal certified nsf/ansi standard 177 for Chlorine Reduction - Trusted Performance. Low cost per shower - certified capacity of 10, 000 GALLONS per Cartridge.
BrandWaterChef® #ad
ManufacturerWater Safety Corporation #ad
Height7 Inches
Length2.5 Inches
Weight0.75 Pounds
Width2.5 Inches
Part NumberRCSF-7-1

5. Culligan


Culligan CFM-300CR, WQA Certified to Reduce PFOA/PFOS, Faucet Mount Water Filter System, Chrome

Culligan #ad - Eco-friendly: carbon fiber technology lasts 3x longer than leading brands filter life can vary depending on water quality saving on cost and waste. Faucet mount filtration system: the culligan faucet Mount connects easily to your faucet and delivers better tasting drinking water; Filter lasts up to 4 months/300 gallons; Features a Filter Life Indicator.

Including: the culligan Faucet Mount, 1 Filter and an adapter kit. Premium filtration: with its superior carbon fiber technology, Chlorine and Particulates Class I, the Culligan reduces PFOA/PFOS, and this filtration system has also been 3rd party tested for up to 98 percent lead reduction. Wqa certified: filtration system is wQA certified to reduce PFOA/PFOS, Chlorine and Particulates Class I.
BrandCulligan #ad
ManufacturerCulligan #ad
Height8 Inches
Length3.2 Inches
Width6.1 Inches
Part NumberCFM-300CR

6. WaterChef®


WaterChef UR90 Under-Sink Water Filter Replacement Cartridge for WaterChef U9000 1,000 Gallon Capacity, WQA Gold Seal Certified for 75 Contaminants

WaterChef® #ad - Proprietary 3-ply, pleated Pre-Filter for Increased Dirt Holding Capacity. Powerful big block technology - Superior Contaminant Reduction & Taste. Huge 1, 000 gallon capacity! oNE Cartridge per Year for most. Easy to install includes NEW Battery for U9000's Intelligent Monitor. Wqa gold seal certified nsf/ansi standards 42, 53 & 401.
BrandWaterChef® #ad
ManufacturerWaterChef #ad
Height5.25 Inches
Length8.13 Inches
Weight1.6 Pounds
Width5.25 Inches
Part NumberUR90

7. APEC Water Systems


APEC Water Systems Top Tier Supreme Certified Alkaline Mineral pH+ High Flow 90 GPD 6-Stage Ultra Safe Reverse Osmosis Drinking Water Filter System Ultimate RO-PH90, Dimensions: 15" w x 7" d x 18" h

APEC Water Systems #ad - Wqa tested & certified: effectively remove up to 99% of contaminants such as chlorine, heavy metals and 1000+ contaminants. Save money, VOCs, bottled water. System is designed, engineered and assembled in USA to ensure water safety & your health.

Ph enhanced: add 100% us-made high-purity calcium carbonate to effectively raise pH in the water for those who desire alkaline water. Provides unlimited ultra-fresh, time and hassle of buying costly, arsenic, clean, nitrates, as well as toxic fluoride, taste, odor, lead, great tasting water right at home.22 years extended manufacturer warranty available upon registration. Lifetime support & system warranty: Provides peace of mind with our lifetime support by certified WQA water specialist.

Supreme quality: built with super long-lasting 100% us made filters, RO-PH90 is the most durable system in the industry that lasts for decades. Equipped with premium faucet & parts: comes with 100% metal, plus jG Food grade tubing to provide safe, 100% lead-free luxury designer faucet, contamination-free pure water. The original, top-notch JG Quick Connect fittings for easy and secure leak-seal.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height18 Inches
Length15 Inches
Weight25 Pounds
Width7 Inches
Part NumberRO-PH90

8. APEC Water Systems


APEC Water Systems ROES-50 Essence Series Top Tier 5-Stage Certified Ultra Safe Reverse Osmosis Drinking Water Filter System , White

APEC Water Systems #ad - Supreme quality - designed, engineered, and assembled in usa to guarantee water safety & your health. Max total dissolved Solids - 2000 ppm. Wqa certified manufacturer guaranteeing trouble free, dependable, noise-free system for long lasting, pure drinking water.

2 year extended manufacturer warranty is available upon registration. The size of the tank included with the system is 11” x 11” x 15”. Super secure & convenient. 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, odor, lead, arsenic, as well as toxic fluoride, nitrates, taste, VOCs, heavy metals and 1000+ contaminants.1 year satisfaction guarantee. Comes with all parts and industry's best instructions and videos for an easy DIY experience.

Tank dimensions-11 x 11 x 15 inches. Feed water pressure 40-85 psi. 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. Only technology to remove up to 99% of contaminants including arsenic, heavy metals, chlorine, bacteria, lead, fluoride, virus and 1000+ contaminants. Provide unlimited clean, refreshing crisp tasting water superior to bottled water.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height17.5 Inches
Length16 Inches
Weight25 Pounds
Width5.25 Inches
Part NumberROES-50-A
Warranty1 Year APEC

9. APEC Water Systems


Chrome Faucet, APEC Water Systems RO-90 Ultimate Series Top Tier Supreme Certified High Output 90 GPD Ultra Safe Reverse Osmosis Drinking Water Filter System

APEC Water Systems #ad - Provides you the ultimate satisfaction and peace of mind with our lifetime support and 2 year manufacturer warranty with registration. Designed, engineered and assembled in USA, RO-90 is the most durable system in the industry to guarantee water safety & your health.

Save money, time and hassle of buying costly, clean, bottled water. Enjoy unlimited ultra-fresh, great tasting water right at home. The original, plus jg food grade tubing to provide safe, top-notch JG Quick Connect fittings for easy and secure leak-seal. Simple and organized, RO-90 is designed to make identifying and replacing filters intuitive and easy.

Tested and certified by wqa to remove up to 99% of contaminants including arsenic, fluoride, chlorine, heavy metals, lead, virus and 1000+ contaminants. Large super capacity filters deliver 2X contaminant removing capacity for fewer filter change outs compared to smaller all-in-one filters that clog up quickly. Comes with 100% lead-free designer faucet, contamination-free pure water.
BrandAPEC Water Systems #ad
ManufacturerAPEC Water Systems #ad
Height17.5 Inches
Length16 Inches
Weight25 Pounds
Width5.25 Inches
Part NumberRO-90

10. Aquara


Chlorine & More – Small, WQA Certified Reduces Copper, Aquara® Ultra Slim 5 Cup Water Filter Pitcher with 1 Standard Filter, White, Mercury, BPA Free

Aquara #ad - It is bpa-free and features a slim, space-saving design that fits in most refrigerator doors. The aquara pitcher is certified by the WQA to reduce copper, and chlorine taste & odor. Easy to use – this water filter pitcher is easy to use and is dishwasher safe.

Reduce contaminants – the aquara silver activated carbon and ion exchange resin work together to convert normal water into healthier, cadmium, zinc, mercury, great tasting water. Water filtration system – quickly and easily enjoy refreshing, filtered water in your fridge with the Aquara 5 Cup Water Filter Pitcher.

With the help of Aquara, you can enjoy cleaner, great-tasting drinking water. Reduce plastic – one aquara pitcher filter can replace as many as 300 standard plastic water bottles 16. 9oz. Compact design & space efficient - this space efficient Aquara pitcher fits perfectly on refrigerator shelves, features an easy-fill locking lid, removable handle, and is easy to pour.
BrandAquara #ad
ManufacturerAquara #ad
Part Number92948