PFAS in 45% of US tap water

Remove what your
city can’t.

NSF 53/401-certified filters that strip out PFAS, lead, mercury, chlorine and 124 other contaminants. Every filter we sell is third-party lab-tested. Get your free city water-quality report instantly.

Powered by EPA SDWIS data · 100% free · No upsell

127+
Contaminants removedLead · PFAS · Chlorine · Mercury · VOCs
99.4%
PFAS reduction testedNSF/ANSI 53 + 401 verified
365d
Risk-free returns$1,000 wrong-fit guarantee included

By appliance brand

Shop replacement filters by refrigerator brand

NSF-certified compatibles at up to 73% off OEM. Free US shipping, $1,000 wrong-fit guarantee.

NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401IAPMO R&TWQA Gold Seal
🛡️
$1,000 Guarantee
Wrong fit = full refund
🇺🇸
Made in USA
Indiana + Alabama factories
🚚
Free US Shipping
Ships same day before 3PM
↩️
365-Day Returns
No questions asked

What we remove that the others don’t measure

The 4 contaminants the EPA flagged in 2024, plus the NSF certifications you need to trust the claim.

PFOA / PFOS
Forever Chemicals
99.4%
NSF/ANSI 53 + 401 certified. Linked to cancer & immune issues.
Pb
Lead
99.7%
NSF/ANSI 53 certified. Neurotoxin, no safe level for children.
Cl₂
Chlorine + DBPs
98.9%
NSF/ANSI 42 certified. Taste, odor and THM reduction.
Hg
Mercury
96.8%
NSF/ANSI 53 certified. Industrial runoff in 38 states.

Why Pay More?

Up to 73% Below OEM Prices. Same NSF Certifications.

Whirlpool OEM
$54.99
EDR1RXD1 retail price
You Save
$40.00
73% below OEM every time

Compatible Filters

Shop by Fridge Brand

Best Sellers

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Verified Customer Reviews

What real customers say

Every review is matched to a real order number and posted unedited. Submit yours after delivery and get $5 off your next order.

★★★★★

“Replaced an EDR1RXD1 in 90 seconds. Water tastes the way it did when the fridge was new, possibly cleaner. I will not pay $54 at the appliance store again. Same-day shipping, NSF certificate emailed before I asked.”

Sarah K.
Albuquerque, NM · Whirlpool WRX735SDHZ
✓ Verified
★★★★★

“I asked for the NSF 53 certificate before ordering. They emailed me the PDF in twelve minutes. Two pages, lab letterhead, signed and dated. The replacement clicked in on the first try with no leaks. I trust the company more now than the OEM.”

Marcus T.
Asheville, NC · Samsung RF28R7351SR
✓ Verified
★★★★★

“Skeptical because the price was a third of OEM, so I sent the spent filter to a friend who runs a water lab. He came back with TOC and chlorine numbers in the same range as the original Whirlpool. I will buy these for the rest of my life.”

Eleanor B.
Burlington, VT · Whirlpool WRF555SDHV
✓ Verified
Get 15% off your first order

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One email a month: new lab results, replacement reminders, and your 15% off code on the first order after you sign up. No spam, ever.

How we vet every filter

3 checkpoints before any filter ships to you

1
Lab certification

Every filter must hold a current NSF/ANSI 42, 53, or 401 certificate from an accredited US lab. We refuse anything that’s only “tested to NSF standards” without paperwork.

2
Fitment test

We install every compatible filter in the exact refrigerator model it claims to fit. The seal is tested at 100 PSI for 30 minutes. If it weeps, the filter does not get a SKU.

3
Backed by guarantees

Every order ships with our $1,000 wrong-fit guarantee and 365-day return window. We can carry that liability because checkpoints 1 and 2 have already done the work.