Certified to remove
Water filters certified to remove PFOS
'Forever chemical.' 2024 EPA MCL = 4 ppt. Immune suppression, thyroid, cholesterol, developmental effects.
76
certified models
6
with current prices
"Certified" means the model is listed in the NSF, WQA, or IAPMO public database as reducing PFOS — not just "tested to" a standard.
Two ways to fix it
Pick the path that fits you
You can start cheap with a no-install filter, or solve it permanently with an installed system that costs far less per gallon over time. Both options below are certified to reduce PFOS.
Top certified picks with prices
All 76 certified filters
| Filter | Type | Capacity | Price | ¢/gal | |
|---|---|---|---|---|---|
ramco P1WB2L NSF | REFRIGERATOR | 200 gal | $27.79 | 13.9 | Buy |
EveryDrop by Whirlpool EDR3RXD1B NSF | REFRIGERATOR | 200 gal | $46.12 | 23.1 | Buy |
EveryDrop by Whirlpool EDR3RXD1R NSF | REFRIGERATOR | 200 gal | $46.12 | 23.1 | Buy |
EveryDrop by Whirlpool P1WB2 NSF | REFRIGERATOR | 200 gal | $46.12 | 23.1 | Buy |
Multipure Aquaperform NSF | UNDER-SINK | 600 gal | $765 | — | Buy |
Omnipure Q5515 PF NSF | UNDER-SINK | 250 gal | $37.99 | — | Buy |
Mavea Purity C 1000 AC NSF | UNDER-SINK | 2,642 gal | — | 2.5 | |
Omnipure ELF 1MPF NSF | UNDER-SINK | 500 gal | — | 8.5 | |
Carbon Block Technology CB-AS NSF | UNDER-SINK | 600 gal | — | 20.8 | |
eSpring Model 100188CH 100188CH NSF | FILTER | 1,320 gal | — | 22.6 | |
4Patriots Patriot Pure Ultimate Water Filtration System NSF | PITCHER | 200 gal | — | — | |
eSpring 122940C NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
eSpring Model 122940VN NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940 NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940CA NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940CH NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940HK NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940J NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940K NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940M NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940SG NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940T NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940TH NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
Amway eSpring 122940 IN NSF | FAUCET-MOUNT | 1,320 gal | — | — | |
eSpring 122941C NSF | UNDER-SINK | 1,320 gal | — | — | |
eSpring 128212XY NSF | UNDER-SINK | 1,320 gal | — | — | |
eSpring Model 122941VN NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941 NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941CA NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941CH NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941J NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941K NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway eSpring 122941T NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway 100186X NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway CXV5764 NSF | UNDER-SINK | 1,320 gal | — | — | |
Amway CXV6425 NSF | UNDER-SINK | 1,320 gal | — | — | |
eSpring WTI1167X NSF | UNDER-SINK | 1,320 gal | — | — | |
eSpring Model 122940CH 122940CH NSF | FILTER | 1,320 gal | — | — | |
eSpring Model 100189CH 100189CH NSF | FILTER | 1,320 gal | — | — | |
eSpring Model 122941CH 122941CH NSF | FILTER | 1,320 gal | — | — | |
Brio Water Technology FUS100A11SS NSF | UNDER-SINK | 825 gal | — | — | |
Brio Water Technology FUS100A16SS NSF | UNDER-SINK | 1,200 gal | — | — | |
Brio Water Technology FUS100A22SS NSF | UNDER-SINK | 1,650 gal | — | — | |
Brio Water Technology FUS100A26SS NSF | UNDER-SINK | 1,950 gal | — | — | |
Brio Water Technology FUS100F11SS NSF | UNDER-SINK | 825 gal | — | — | |
Brio Water Technology FUS100F16SS NSF | UNDER-SINK | 1,200 gal | — | — | |
Brio Water Technology FUS100F22SS NSF | UNDER-SINK | 1,650 gal | — | — | |
Brio Water Technology FUS100F26SS NSF | UNDER-SINK | 1,950 gal | — | — | |
Brio Water Technology RPFFUS100SS11 NSF | UNDER-SINK | 825 gal | — | — | |
Brio Water Technology RPFFUS100SS16 NSF | UNDER-SINK | 1,200 gal | — | — | |
Brio Water Technology RPFFUS100SS22 NSF | UNDER-SINK | 1,650 gal | — | — | |
Brio Water Technology RPFFUS100SS26 NSF | UNDER-SINK | 1,950 gal | — | — | |
LARQ Advanced Under Sink Filter NSF | UNDER-SINK | 1,452 gal | — | — | |
LG Electronics ADQ747937 NSF | REFRIGERATOR | 200 gal | — | — | |
Multipure AQUALUXE NSF | UNDER-SINK | 500 gal | — | — | |
Multipure Aquapremier NSF | UNDER-SINK | 340 gal | — | — | |
Multipure CB-EXTRA NSF | UNDER-SINK | 340 gal | — | — | |
Samsung RWP70a15def NSF/WQA | UNDER-SINK | 330 gal | — | — | |
Samsung RWP90 a bc d e f gh NSF/WQA | UNDER-SINK | 330 gal | — | — | |
Samsung RWPa4 x 2bcde y NSF | UNDER-SINK | 330 gal | — | — | |
Samsung RWP50020BWW NSF | REFRIGERATOR | 330 gal | — | — | |
Tupperware Brands Nano Nature TPW-C1 Model Household Water Purification System NSF | FAUCET-MOUNT | 1,325 gal | — | — | |
Tupperware Brands Nano Nature TPW-C2 Model Household Water Purification System NSF | FAUCET-MOUNT | 1,325 gal | — | — | |
Tupperware Brands Nano Nature Water Filtration System NSF | FAUCET-MOUNT | 1,325 gal | — | — | |
Tupperware Brands Nano Nature TPW2-C1 Household Water Purification System NSF | FAUCET-MOUNT | 1,325 gal | — | — | |
Watpure WTPAs NSF | UNDER-SINK | 600 gal | — | — | |
Camelot P NSF | FAUCET-MOUNT | 340 gal | — | — | |
Watpure ZAS NSF | UNDER-SINK | 600 gal | — | — | |
iSpring FP-15S NSF | UNDER-SINK | 530 gal | $13.99 | 2.6 | Buy |
iSpring FP-15 NSF | UNDER-SINK | 530 gal | $29.21 | 5.5 | Buy |
Flow-Pur FP-10 NSF | UNDER-SINK | 300 gal | $45.27 | 15.1 | Buy |
Microfilter Co FP-10S NSF | UNDER-SINK | 300 gal | — | — | |
Microfilter Co FP-17 NSF | UNDER-SINK | 650 gal | — | — | |
Microfilter Co FP-17S NSF | UNDER-SINK | 650 gal | — | — | |
Microfilter Co FP-21 NSF | UNDER-SINK | 830 gal | — | — | |
Microfilter Co FP-21S NSF | UNDER-SINK | 830 gal | — | — |