Whole-House Filters, ranked by PFAS safety

101 products graded A to F, safest first. 101 earn a C or better and are worth buying.

Buyer’s guide

What to look for in whole-house filters, and which brands grade best and worst

Read →

Worth buying graded C or better, safest first

Ao Smith Ao-wh-pre Whole House Sediment Water Filter System Nsf 42

A.O. Smith

Ao Smith Ao-wh-pre Whole House Sediment Water Filter System Nsf 42

polypropylene sediment filter media, plastic housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for a basic sediment filter, but brand silence on materials limits full confidence.

NSF 42

Verified PFAS-free by a third party

Ecowater Water Softener, 30000 Grains - EP7130

Ecowater Systems

Ecowater Water Softener, 30000 Grains - EP7130

Ion-exchange resin beads, tank structure (likely fiberglass-reinforced plastic or polyester)

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern, standard water softener with no known PFAS red flags, but brand transparency is absent.

Bare metal or glass, no coating at all

GE Appliances Whole House Water Filtration System

GE Appliances

Whole House Water Filtration System

Carbon and sediment filter media; housing plastic/stainless

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern, but GE provides no PFAS transparency, contact them directly for filter composition.

Bare metal or glass, no coating at all

Aquasana Rhino Whole House Water Filtration System WH-1000

Aquasana

Rhino Whole House Water Filtration System WH-1000

Activated carbon and sediment filtration media; polypropylene and stainless steel housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern for PFAS risk; standard carbon-filter design with no known Teflon-family coating components, but no explicit brand disclosure.

Bare metal or glass, no coating at all

SpringWell Whole House Water Filter System

SpringWell

Whole House Water Filter System

Carbon and sediment filtration media; stainless steel/polyurethane housing

A
B
PFASAll
A · Very low PFAS4 flags

Lower concern for typical whole-house carbon/sediment filters, but no PFAS transparency from brand.

Bare metal or glass, no coating at all

SpringWell Water Water Filter and Salt Free Water Softener

SpringWell

Water Water Filter and Salt Free Water Softener

Carbon filter media, ion-exchange resin, stainless steel/plastic housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern product; standard water filter materials carry minimal PFAS risk, but brand transparency on component sourcing is absent.

Bare metal or glass, no coating at all

3M Aqua-Pure Whole House Water Filtration System AP11T

Aqua Pure

3M Aqua-Pure Whole House Water Filtration System AP11T

Activated carbon filter media; plastic housing and cartridge frame

A
F
PFASAll
A · Very low PFAS4 flags

Lower-concern product, but 3M's silence on PFAS leaves room for caution.

Brand says nothing about PFAS

3M Aqua-Pure AP802B Whole House Filter Housing

Aqua Pure

3M Aqua-Pure AP802B Whole House Filter Housing

polypropylene filter housing, carbon/sediment cartridge

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern filter housing, no PFAS-prone coatings identified, but brand silence on composition limits certainty.

Brand says nothing about PFAS

3M Aqua-Pure Whole House Water Filtration System AP902

Aqua Pure

3M Aqua-Pure Whole House Water Filtration System AP902

activated carbon, polypropylene housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter design, but 3M's silence on PFAS sourcing limits full confidence.

Brand says nothing about PFAS

Pentair 3/4" Inlet 5 gpm Whole House Water Filter System U25-S-S18

Pentair

3/4" Inlet 5 gpm Whole House Water Filter System U25-S-S18

Activated carbon and sediment filter media; polypropylene/polyester housing components

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern for PFAS; standard water filter media typically not PFAS-containing, but Pentair provides no transparency.

Brand says nothing about PFAS

Pentair OMNIFilter Whole House Filter System

Pentair

OMNIFilter Whole House Filter System

Activated carbon filter media, polypropylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern filter type, but Pentair has not publicly disclosed PFAS stance, verify independently if critical.

Brand says nothing about PFAS

Pentair Everpure FXI-22 FX Water Filtration System

Pentair

Everpure FXI-22 FX Water Filtration System

activated carbon, ion-exchange resin cartridge

A
C
PFASAll
A · Very low PFAS3 flags

Lower concern; standard carbon/resin filter design without PFAS-prone coatings, but no transparency from brand.

Brand says nothing about PFAS

Culligan Whole House Water Filter System

Culligan

Whole House Water Filter System

Activated carbon and ion-exchange resin filter media; plastic/polymer housing

A
F
PFASAll
A · Very low PFAS5 flags

Lower PFAS concern for the filter media itself, but housing materials and lack of transparency leave moderate uncertainty.

Brand says nothing about PFAS

Culligan WH-HD200-C Whole House Heavy Duty Water Filter System

Culligan

WH-HD200-C Whole House Heavy Duty Water Filter System

Carbon and sediment filter media; polypropylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard cartridge-based system with no known PFAS exposure pathways, but no public PFAS disclosure.

Brand says nothing about PFAS

Culligan HD-950A Heavy Duty Whole House Water Filter

Culligan

HD-950A Heavy Duty Whole House Water Filter

activated carbon filter media, polypropylene housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern, standard carbon filter without known PFAS risk, but no brand transparency on composition.

Brand says nothing about PFAS

Filtrete 4WH-QCTO-S01 Whole House Filter System

Whole Home Water Filters by 3M

Filtrete 4WH-QCTO-S01 Whole House Filter System

Activated carbon and sediment filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter type, but 3M's PFAS silence on water filtration products warrants caution.

Brand says nothing about PFAS

3M Aqua-Pure Whole House Water Filtration System AP11T

Whole Home Water Filters by 3M

3M Aqua-Pure Whole House Water Filtration System AP11T

Carbon and ion-exchange resin filter media

A
C
PFASAll
A · Very low PFAS3 flags

Lower concern for PFAS risk; standard carbon-based filter design without known Teflon-family coating components, but 3M has complex PFAS history, verify independently if

Brand says nothing about PFAS

3M Aqua-Pure Whole House Sanitary Quick-Change Water Filter System AP904

Whole Home Water Filters by 3M

3M Aqua-Pure Whole House Sanitary Quick-Change Water Filter System AP904

activated carbon filter media, plastic housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern choice; activated carbon filters lack typical PFAS sources, but 3M makes no public PFAS commitment.

Brand says nothing about PFAS

3M Aqua-Pure Whole House Water Filter System AP101T

Whole Home Water Filters by 3M

3M Aqua-Pure Whole House Water Filter System AP101T

Activated carbon filter media with polypropylene housing

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern water filter using standard carbon media, but 3M's silence on PFAS in their own filtering products leaves room for caution.

Brand says nothing about PFAS

3M 4WH-HDGR-F01 Filtrete Large Capacity Whole House Filter Replacement

Whole Home Water Filters by 3M

3M 4WH-HDGR-F01 Filtrete Large Capacity Whole House Filter Replacement

Activated carbon/pleated filter media

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern choice; activated carbon filters don't inherently contain PFAS, but 3M has not publicly addressed PFAS in this product.

Brand says nothing about PFAS

Filtrete 3WH-HD-S01 Whole House System Large Capacity

Whole Home Water Filters by 3M

Filtrete 3WH-HD-S01 Whole House System Large Capacity

Activated carbon and sediment filter media, plastic housing

A
F
PFASAll
A · Very low PFAS5 flags

Lower concern for PFAS, but 3M has not publicly disclosed its filter composition or PFAS testing.

Brand says nothing about PFAS

Watts BB-S101 Whole Home System

Watts Water Technologies

Watts BB-S101 Whole Home System

Carbon and sediment filter cartridges; housing components

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern whole-home filter, but Watts provides no public PFAS transparency, verify direct with manufacturer if concerned.

Brand says nothing about PFAS

Watts Water Quality Flowmatic Flow-Pur Dual Exterior Water Filter Kit

Watts Water Technologies

Watts Water Quality Flowmatic Flow-Pur Dual Exterior Water Filter Kit

activated carbon and polypropylene filter media

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern water filter, carbon and PP media lack known PFAS risk, but brand makes no PFAS disclosure.

Brand says nothing about PFAS

Watts OneFlow Plus Salt-Free Scale Prevention Water Filtration System

Watts Water Technologies

Watts OneFlow Plus Salt-Free Scale Prevention Water Filtration System

Carbon filter media, tank housing (composite/polymer)

A
B
PFASAll
A · Very low PFAS2 flags

Lower PFAS concern for typical carbon filtration, but Watts makes no PFAS transparency statements.

Brand says nothing about PFAS

WATTS Pure Water PWDWHCL1 Single-Stage Lead Filtration System

Watts Water Technologies

WATTS Pure Water PWDWHCL1 Single-Stage Lead Filtration System

Activated carbon and lead-removal cartridge media

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern filter type, but brand offers no PFAS transparency, contact them directly.

Brand says nothing about PFAS

Watts OFTWH-R Water Filtration and Treatment

Watts Water Technologies

Watts OFTWH-R Water Filtration and Treatment

Activated carbon and sediment filter media (standard RO/carbon filtration)

A
B
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for standard carbon/sediment filtration, but Watts does not disclose PFAS policy.

Brand says nothing about PFAS

Watts In-Line Water Filter Pil-10

Watts Water Technologies

Watts In-Line Water Filter Pil-10

Polypropylene housing, sediment/carbon filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern, typical sediment filter with no known PFAS triggers, but brand offers no transparency.

Brand says nothing about PFAS

Watts 7100449 20" Full Flow Carbon Block Filter

Watts Water Technologies

Watts 7100449 20" Full Flow Carbon Block Filter

activated carbon block filter media

A
B
PFASAll
A · Very low PFAS2 flags

Lower concern for carbon block filters; no PFAS signal detected, but Watts makes no public disclosure.

Brand says nothing about PFAS

Rheem Preferred 32,000 Grain Water Softener

Rheem

Preferred 32,000 Grain Water Softener

Resin tank, ion-exchange resin bed, control valve assembly

A
C
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern; conventional ion-exchange softener design poses minimal known risk, though Rheem provides no transparency.

Brand says nothing about PFAS

Rheem Preferred Platinum 42,000 Grain Water Softener

Rheem

Preferred Platinum 42,000 Grain Water Softener

resin tank, ion-exchange resin media, standard softener components

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard water softener with no known PFAS triggers, but Rheem makes no public PFAS commitment.

Brand says nothing about PFAS

Rheem AllClear Water Treatment System RTG20251

Rheem

AllClear Water Treatment System RTG20251

carbon/granular activated carbon filter cartridge

A
D
PFASAll
A · Very low PFAS3 flags

Lower concern filter; typical GAC design, but no PFAS disclosure, transparency would help.

Brand says nothing about PFAS

Rheem Disposable Fiberglass Filter 54-42541-01

Rheem

Disposable Fiberglass Filter 54-42541-01

fiberglass filter media, no reported coating

A
C
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for this disposable fiberglass filter, no known coating or treatment typical of PFAS sources.

Brand says nothing about PFAS

Rheem Innovations Water Filtration System Epwhd20, Whole Home

Rheem

Innovations Water Filtration System Epwhd20, Whole Home

activated carbon and sediment cartridges (standard filtration media)

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for standard whole-home carbon filter; no red flags but no PFAS transparency either.

Brand says nothing about PFAS

Rheem ProTech Inlet Water Filter RTG20164AK

Rheem

ProTech Inlet Water Filter RTG20164AK

Activated carbon and sediment filter media

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern inlet filter design, but Rheem makes no PFAS disclosures.

Brand says nothing about PFAS

Rheem Filter AP20142

Rheem

Filter AP20142

Activated carbon and sediment filter media

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern filter media; no PFAS signals, but brand provides no explicit disclosure.

Brand says nothing about PFAS

GE Advanced Whole House Replacement Filter

Rheem

GE Advanced Whole House Replacement Filter

Activated carbon / mechanical filter media (typical for whole-house cartridge)

A
C
PFASAll
A · Very low PFAS4 flags

Lower-risk category, but Rheem/GE offer no PFAS transparency, verify specific model specs.

Brand says nothing about PFAS

AO Smith Whole House Water Filter System AO-WH-FILTER

A.O. Smith

AO Smith Whole House Water Filter System AO-WH-FILTER

activated carbon filter media, plastic housing

A
B
PFASAll
A · Very low PFAS2 flags

Lower concern, standard carbon filter with no known PFAS risks, but A.O.

Brand says nothing about PFAS

AO Smith Single-Stage Whole House Water Filter

A.O. Smith

AO Smith Single-Stage Whole House Water Filter

Carbon/sediment filter media, plastic housing

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern water filter, but A.O.

Brand says nothing about PFAS

A.O. Smith Whole House Single-Stage Sediment Water Filter AO-WH-PREV

A.O. Smith

Whole House Single-Stage Sediment Water Filter AO-WH-PREV

Sediment filter cartridge (polypropylene melt-blown media, plastic housing)

A
B
PFASAll
A · Very low PFAS2 flags

Lower concern: sediment filters use standard filter media without known PFAS application, but no brand transparency on composition.

Brand says nothing about PFAS

A.O. Smith Single-Stage Whole House Water Filtration System

A.O. Smith

Single-Stage Whole House Water Filtration System

Activated carbon filter media, sediment cartridge

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern for typical carbon/sediment filter design, but A.O.

Brand says nothing about PFAS

A.O. Smith Whole House Salt-Free Water Descaler System

A.O. Smith

Whole House Salt-Free Water Descaler System

Resin-based salt-free descaling media (likely polystyrene or acrylic-based ion exchanger)

A
C
PFASAll
A · Very low PFAS4 flags

Salt-free descalers carry lower inherent PFAS risk than RO or carbon filters, but A.O.

Brand says nothing about PFAS

A.O. Smith AOW-S500 Salt Based Water Softener

A.O. Smith

AOW-S500 Salt Based Water Softener

Resin tank, salt-based ion exchange resin bed

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for this water softener; no known risk signals, but A.O.

Brand says nothing about PFAS

A.O. Smith Whole House Sediment Water Filter Replacement

A.O. Smith

Whole House Sediment Water Filter Replacement

Sediment filter cartridge (polypropylene/cellulose melt-blown media)

A
A
PFASAll
A · Very low PFAS1 flag

Lower-concern option; sediment filters rarely use PFAS, but A.O.

Brand says nothing about PFAS

Pro Filter Change Service - EcoWater Systems Las Vegas

Ecowater Systems

Pro Filter Change Service - EcoWater Systems Las Vegas

activated carbon/sediment filter media (typical cartridge)

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern category, but no PFAS transparency from brand, ask EcoWater directly before buying.

Brand says nothing about PFAS

EcoPure EPWO4 Whole Home Water Filtration System

Ecowater Systems

EcoPure EPWO4 Whole Home Water Filtration System

Activated carbon and sediment filter media; standard plastic/polypropylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard filter design, but no public PFAS transparency.

Brand says nothing about PFAS

EcoPure Salt-Free Whole House Water Filtration System

Ecowater Systems

EcoPure Salt-Free Whole House Water Filtration System

Ion-exchange resin and activated carbon media (salt-free systems typically use potassium chloride or polymer resin)

A
F
PFASAll
A · Very low PFAS5 flags

Lower concern for typical media, but lack of transparency on resin composition and housing materials warrants caution.

Brand says nothing about PFAS

Ecowater Systems 42K Water Softer Unit

Ecowater Systems

42K Water Softer Unit

ion-exchange resin bed, brine tank, plastic housing

A
D
PFASAll
A · Very low PFAS5 flags

Water softeners use ion-exchange chemistry with lower inherent PFAS risk, but Ecowater discloses nothing, contact them directly to confirm.

Brand says nothing about PFAS

EcoPure Whole Home Water Filtration System

Ecowater Systems

EcoPure Whole Home Water Filtration System

Carbon/sediment filters, ion-exchange resin

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for a whole-home carbon filter, but brand transparency is absent.

Brand says nothing about PFAS

EcoPure EPW4F Universal Fit Whole House Water Filter

Ecowater Systems

EcoPure EPW4F Universal Fit Whole House Water Filter

Carbon and sediment filter media (typical: activated carbon, polyester fiber)

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern choice for household water filtration; no red flags, but brand offers no PFAS transparency.

Brand says nothing about PFAS

ECOWATER SYSTEMS LLC EcoPure 42,000 Grain Water Softener

Ecowater Systems

LLC EcoPure 42,000 Grain Water Softener

Resin tank, control valve, standard water softener media (ion exchange resin)

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern; standard softener construction without known PFAS vectors, but no explicit brand commitment.

Brand says nothing about PFAS

Kinetico Pro NSC 250

Kinetico

Pro NSC 250

Activated carbon and resin filter media (NSC non-selective cartridge)

A
C
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for this carbon-based filter media, but Kinetico discloses nothing about PFAS filtration or removal.

Brand says nothing about PFAS

Kinetico 101-008 10" Standard Filter Housing, White / White w/ PR - W/O Filter Housing

Kinetico

101-008 10" Standard Filter Housing, White / White w/ PR - W/O Filter Housing

Polypropylene (PP) housing shell, standard filter cartridge housing

A
A
PFASAll
A · Very low PFAS1 flag

Lower concern, standard PP housing unlikely to contain PFAS, but Kinetico provides no public PFAS disclosure.

Brand says nothing about PFAS

AFC Kinetico K5 Systems Cartridge Set

Kinetico

AFC Kinetico K5 Systems Cartridge Set

Activated carbon, ion-exchange resin cartridge media

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter cartridges; Kinetico silent on PFAS, but carbon/resin media are not inherent PFAS sources.

Brand says nothing about PFAS

Kinetico HC Series 10" High Flow Water Filter

Kinetico

HC Series 10" High Flow Water Filter

Carbon/sediment filter media, polypropylene housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter type, but Kinetico makes no PFAS disclosure, contact them directly before buying.

Brand says nothing about PFAS

KineticoPRO KPMF HC614-2 - HC Series, 14" filtration system, double cartridge

Kinetico

PRO KPMF HC614-2 - HC Series, 14" filtration system, double cartridge

Carbon/activated carbon filter cartridges

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern water filter, but Kinetico provides no public PFAS transparency.

Brand says nothing about PFAS

Kinetico Pro KPMF HC620-PP Replacement Filter Cartridge

Kinetico

Pro KPMF HC620-PP Replacement Filter Cartridge

Polypropylene (PP) media cartridge

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard PP-media filter with no PFAS signals, but brand provides no explicit assurance.

Brand says nothing about PFAS

KineticoPRO KPMF Replacement Filter

Kinetico

PRO KPMF Replacement Filter

Activated carbon, polypropylene media

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern filter media; no public PFAS disclosures found, but no third-party verification either.

Brand says nothing about PFAS

Kind Water Systems Kind Water Whole House Water Filter WS-6000

Kinetico

Kind Water Systems Kind Water Whole House Water Filter WS-6000

Carbon and ion-exchange media (typical whole-house filter composition)

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern for typical carbon/resin filter media, but brand silence on PFAS limits confidence.

Brand says nothing about PFAS

Fleck 5600sxt 48,000 Grain Water Softener Digital sxt metered Whole House System

Fleck

5600sxt 48,000 Grain Water Softener Digital sxt metered Whole House System

Mineral resin tank, plastic/composite valve head, ion-exchange resin media

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern; standard water softener with no known PFAS drivers, but verify replacement cartridge materials.

Brand says nothing about PFAS

Fleck 5600SXT 48,000 Grain Digital Metered Water Softener

Fleck

5600SXT 48,000 Grain Digital Metered Water Softener

Resin tank, control head, ion-exchange resin media

A
B
PFASAll
A · Very low PFAS2 flags

Lower concern, standard ion-exchange softener with no known PFAS triggers, but no brand disclosure.

Brand says nothing about PFAS

Fleck Whole House Water Softener with Upflow Carbon Filtration System

Fleck

Whole House Water Softener with Upflow Carbon Filtration System

Resin tank, carbon filter media, ion-exchange resin bed

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern water filtration, standard materials, but Fleck makes no PFAS disclosure.

Brand says nothing about PFAS

Premier Water Systems Fleck 5600 Whole House Water Filtration System

Fleck

Premier Water Systems Fleck 5600 Whole House Water Filtration System

Resin tank, carbon/resin media, plastic/polymer housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for typical ion-exchange resin media, but no transparency on polymer tank coatings or seals.

Brand says nothing about PFAS

Fleck 9500 Twin Alternating Water Softener

Fleck

9500 Twin Alternating Water Softener

Resin tank, control valve (standard brass/polymer), ion-exchange resin

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard water softener without known PFAS-prone materials, but no brand transparency on composition.

Brand says nothing about PFAS

Fleck 5600SXT 48k Water Softener

Fleck

5600SXT 48k Water Softener

Resin tank, plastic control valve, carbon/resin media

A
D
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern; standard ion-exchange water softener with no known PFAS-prone materials, but brand makes no disclosure.

Brand says nothing about PFAS

Fleck 5600 Carbon Filter

Fleck

5600 Carbon Filter

Activated carbon media, standard polymer tank housing

A
C
PFASAll
A · Very low PFAS3 flags

Lower concern for carbon filter media itself, but brand makes no PFAS disclosure.

Brand says nothing about PFAS

Fleck WHole House Water Filter System 5600SXT Digital

Fleck

WHole House Water Filter System 5600SXT Digital

Resin tank, carbon/resin filter media, plastic/composite components

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern for typical use, but Fleck provides no PFAS disclosure; carbon filters themselves are not PFAS-prone.

Brand says nothing about PFAS

GE SmartWater Whole House Water Filter Replacement Cartridge FXWTC

GE Appliances

GE SmartWater Whole House Water Filter Replacement Cartridge FXWTC

Polypropylene filter media, carbon

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter; no known PFAS risk, but GE discloses nothing about PFAS or materials sourcing.

Brand says nothing about PFAS

GE SmartWater Whole House Filter Replacement Cartridge

GE Appliances

GE SmartWater Whole House Filter Replacement Cartridge

Activated carbon, sediment media, ion-exchange resin

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern filter type, but GE makes no PFAS disclosure, worth asking before buying.

Brand says nothing about PFAS

GE Whole House Replacement Filter 4-Pack

GE Appliances

GE Whole House Replacement Filter 4-Pack

Activated carbon, sediment filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for standard activated-carbon filters, but GE does not publicly disclose PFAS testing or source materials.

Brand says nothing about PFAS

GE Whole House Water Filtration System

GE Appliances

GE Whole House Water Filtration System

Carbon and ion-exchange resin filters, plastic housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for typical carbon filters, but GE makes no public disclosure, contact them directly to confirm filter media composition.

Brand says nothing about PFAS

GE Basic Whole House Replacement Filter FTHPM

GE Appliances

GE Basic Whole House Replacement Filter FTHPM

activated carbon and sediment filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern whole-house filter; carbon and mechanical media rarely contain PFAS, but GE makes no public disclosure.

Brand says nothing about PFAS

GE Appliances Whole Home Filter FTHLM

GE Appliances

Whole Home Filter FTHLM

Activated carbon filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern whole-home filter, but GE offers no public PFAS transparency.

Brand says nothing about PFAS

GE Smart Whole House Water Filtration System

GE Appliances

GE Smart Whole House Water Filtration System

Carbon/activated charcoal filter media, polypropylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern for most users; no PFAS red flags, but GE has not publicly disclosed PFAS composition.

Brand says nothing about PFAS

Whirlpool Large Capacity Whole House Water Filtration System WHKF-DWHBB

Whirlpool

Large Capacity Whole House Water Filtration System WHKF-DWHBB

Carbon and sediment filter media; housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for typical carbon/sediment filters, but Whirlpool provides no public PFAS commitment.

Brand says nothing about PFAS

Whirlpool Whole House Water Filtration System WHKF-DWHV

Whirlpool

Whole House Water Filtration System WHKF-DWHV

Activated carbon and sediment filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for standard carbon/sediment filtration; Whirlpool does not publicly disclose PFAS testing or mitigation.

Brand says nothing about PFAS

Whirlpool Carbon Whole Home Water Filters WHA2BF5 2-Pack

Whirlpool

Carbon Whole Home Water Filters WHA2BF5 2-Pack

activated carbon block filter media

A
D
PFASAll
A · Very low PFAS3 flags

Lower concern; standard carbon filters pose minimal PFAS risk, but Whirlpool offers no PFAS transparency.

Brand says nothing about PFAS

Whirlpool Large Capacity Whole House Water Filter System WHKF-DWHBB

Whirlpool

Large Capacity Whole House Water Filter System WHKF-DWHBB

activated carbon filter cartridges, plastic housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern filter system; Whirlpool does not disclose PFAS use or testing.

Brand says nothing about PFAS

Whirlpool Central Water Whole House Water Filtration System WHELJ1

Whirlpool

Central Water Whole House Water Filtration System WHELJ1

Activated carbon and sediment filter media

A
C
PFASAll
A · Very low PFAS3 flags

Lower concern, but Whirlpool makes no public PFAS disclosure, contact them directly before purchase.

Brand says nothing about PFAS

Whirlpool Whole Home Water Filtration System WHKF-DWH

Whirlpool

Whole Home Water Filtration System WHKF-DWH

Carbon and sediment filter media (standard activated carbon, polypropylene housing)

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern product; standard carbon/sediment filters rarely contain PFAS, but Whirlpool offers no transparency.

Brand says nothing about PFAS

Whirlpool Standard Capacity Whole House Water Filtration System Single-Stage 4-GPM

Whirlpool

Standard Capacity Whole House Water Filtration System Single-Stage 4-GPM

activated carbon cartridge filter

A
B
PFASAll
A · Very low PFAS2 flags

Lower PFAS concern for the cartridge itself, but Whirlpool makes no PFAS transparency claims.

Brand says nothing about PFAS

Whirlpool Large Capacity Premium Carbon Whole Home Water Filter WHA4FF5

Whirlpool

Large Capacity Premium Carbon Whole Home Water Filter WHA4FF5

activated carbon filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern; carbon filters themselves are not PFAS sources, but Whirlpool makes no public PFAS claim.

Brand says nothing about PFAS

Aquasana Whole House Water Filter System

Aquasana

Whole House Water Filter System

activated carbon, sediment filters, and standard filter media

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern for PFAS in the filter media itself, but Aquasana's silence on PFAS contamination removal warrants caution.

Brand says nothing about PFAS

Aquasana Rhino Whole House Water Filter System

Aquasana

Rhino Whole House Water Filter System

activated carbon and coconut shell filters with standard filter housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for typical use, but brand makes no public PFAS commitment.

Brand says nothing about PFAS

Rhino Well Water Whole House Filter

Aquasana

Rhino Well Water Whole House Filter

Sediment, carbon, and mineral exchange cartridges (standard filtration media)

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern, standard cartridge filter without known PFAS vectors, but brand makes no explicit PFAS commitment.

Brand says nothing about PFAS

Aquasana Rhino Whole House Water Filtration System

Aquasana

Rhino Whole House Water Filtration System

Activated carbon, sediment filters, mineral cartridges

A
B
PFASAll
A · Very low PFAS2 flags

Lower-concern filter system using standard carbon/sediment media; brand discloses nothing about PFAS.

Brand says nothing about PFAS

Rhino Max Flow Whole House Water Filter

Aquasana

Rhino Max Flow Whole House Water Filter

Carbon and sediment filter media; housing likely polypropylene or polyethylene

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; typical carbon-filtration design, but no PFAS transparency from brand.

Brand says nothing about PFAS

Aquasana Salt-Free Water Conditioner

Aquasana

Salt-Free Water Conditioner

Ceramic and resin cartridge (ion-exchange media)

A
B
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern; no evidence of Teflon-family coating coatings, but manufacturer transparency on filtration media is sparse.

Brand says nothing about PFAS

Springwell Whole House Water Filter Cartridge System

SpringWell

Whole House Water Filter Cartridge System

Activated carbon and ion-exchange resin filter media

A
C
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for typical carbon-based cartridge, but brand transparency on materials is absent.

Brand says nothing about PFAS

Springwell Whole House Well Water Filtration System

SpringWell

Whole House Well Water Filtration System

Activated carbon, sediment filters, ion-exchange resin (standard RO/multistage filtration)

A
C
PFASAll
A · Very low PFAS3 flags

Lower PFAS concern for filtration media itself; brand silence on PFAS removal is a yellow flag.

Brand says nothing about PFAS

ISPRING WGB32B 3-Stage Whole House Water Filtration System

SpringWell

ISPRING WGB32B 3-Stage Whole House Water Filtration System

Carbon block and sediment filter media; polypropylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower concern; standard carbon/sediment filters pose minimal PFAS risk, but brand offers no transparency.

Brand says nothing about PFAS

SpringWell Water Water Filter and Salt Based Water Softener System

SpringWell

Water Water Filter and Salt Based Water Softener System

Carbon and ion-exchange resin filters; salt-based softener resin

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern; standard filter media rarely contain PFAS, but brand offers no transparency.

Brand says nothing about PFAS

iSpring WSP Reusable Spin Down Sediment Water Filter

SpringWell

iSpring WSP Reusable Spin Down Sediment Water Filter

Polypropylene spin-down filter cartridge

A
B
PFASAll
A · Very low PFAS2 flags

Lower PFAS concern, spin-down sediment filters typically use inert plastics; no red flags, but brand discloses nothing.

Brand says nothing about PFAS

Springwell Salt Based Water Softener Filtration System

SpringWell

Salt Based Water Softener Filtration System

Salt resin tank, carbon/sediment filter media, polyethylene housing

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern choice; salt-based softeners avoid PFAS-prone ion-exchange resins, but verify tank composition.

Brand says nothing about PFAS

Pelican High-Flow & Estate Home Whole House Water Filter Small

Pelican Water Systems

Pelican High-Flow & Estate Home Whole House Water Filter Small

activated carbon filter media, polypropylene or polyethylene housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for a standard carbon whole-house filter, but Pelican provides no public PFAS transparency.

Brand says nothing about PFAS

Pelican Whole House Filter & Water Softener Combo - PSE1800 | PSE2000 1-3 Bathrooms

Pelican Water Systems

Pelican Whole House Filter & Water Softener Combo - PSE1800 | PSE2000 1-3 Bathrooms

Activated carbon and ion-exchange resin media

A
C
PFASAll
A · Very low PFAS4 flags

Lower-concern filter using standard carbon and resin media, but brand makes no PFAS commitment.

Brand says nothing about PFAS

Pelican Water Whole House Water Filtration System

Pelican Water Systems

Pelican Water Whole House Water Filtration System

Activated carbon, coconut shell media, ion exchange resin

A
B
PFASAll
A · Very low PFAS2 flags

Lower PFAS concern; standard carbon/resin filter media, no PFAS-prone materials known, but brand makes no public commitment.

Brand says nothing about PFAS

Pelican Premium Whole House Water Filter System PC600, PC1000 1-3 Bathrooms

Pelican Water Systems

Pelican Premium Whole House Water Filter System PC600, PC1000 1-3 Bathrooms

Carbon/sediment filter media, plastic housing

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern for PFAS, but brand transparency is absent, standard carbon filtration carries no known inherent PFAS risk.

Brand says nothing about PFAS

Pelican Fluoride Water Filter System PF6

Pelican Water Systems

Pelican Fluoride Water Filter System PF6

Activated carbon and ion-exchange resin filter media; polypropylene housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower concern for PFAS risk; standard carbon/ion-exchange filters rarely require Teflon-family coating, but brand offers no public disclosure on PFAS inputs or testing

Brand says nothing about PFAS

Pelican Water PC40 Filter Kit - Single

Pelican Water Systems

Pelican Water PC40 Filter Kit - Single

Carbon block and polypropylene cartridge

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern for a standard carbon-block filter, but brand transparency about source materials is absent.

Brand says nothing about PFAS

Pelican Water NaturSoft Water Softener Alternative

Pelican Water Systems

Pelican Water NaturSoft Water Softener Alternative

Resin softening media (ion-exchange polymer beads) and housing

A
C
PFASAll
A · Very low PFAS4 flags

Lower PFAS concern likely, but brand transparency on softening resin composition would help.

Brand says nothing about PFAS

Pelican Water Heavy Duty Water Softener

Pelican Water Systems

Pelican Water Heavy Duty Water Softener

ion-exchange resin, plastic housing, carbon/mineral media

A
C
PFASAll
A · Very low PFAS3 flags

Lower-concern product; water softeners typically avoid PFAS, but verify filter media sourcing if concerned.

Brand says nothing about PFAS

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