Water Purifier Lab

Best Water Filters for PFAS

"Forever chemicals" need certified removal.

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Top pick 9.2
Waterdrop G3P600 Tankless RO

Our top RO pick: fast, tankless, UV sterilizing, smart display.

NSF 42NSF 53NSF 58
~$400 + $110/yrCheck price
#2 9.1
Clearly Filtered Water Pitcher

The pitcher that removes the most — including PFAS and fluoride.

NSF 42NSF 53NSF 401
~$90 + $150/yrCheck price
#3 9.0
AquaTru Classic Countertop RO

Reverse osmosis without plumbing — ideal for renters.

NSF 42NSF 53NSF 58
~$450 + $120/yrCheck price
#4 8.8
SpringWell CF1 Whole House

Filters every tap in a city-water home for a decade.

NSF 42 (media)
~$1100 + $60/yrCheck price
#5 8.6
APEC ROES-50

Classic, durable tank RO with cheap replacement filters.

WQA Gold Seal
~$200 + $60/yrCheck price
#6 8.4
Aquasana Claryum Direct Connect

No-drill under-sink filter that keeps healthy minerals.

NSF 42NSF 53NSF 401
~$150 + $80/yrCheck price
#7 8.3
iSpring RCC7AK Alkaline RO

Adds minerals back for better taste after RO.

WQA Gold Seal
~$230 + $70/yrCheck price
#8 8.2
Waterdrop K19 Countertop

Fast countertop RO with hot-water dispenser.

NSF 42NSF 53NSF 58
~$330 + $100/yrCheck price
Budget pick 7.6
ZeroWater 10-Cup Pitcher

Strips dissolved solids to zero — great taste, frequent filter swaps.

NSF 42NSF 53
~$40 + $110/yrCheck price