Refrigerator Water Filter Replacement UKF8001 - NSF Certified PFAS

Our review of the Waterdrop replacement refrigerator filter finds it best for households that want certified contaminant reduction without changing factory fittings. This filter is designed as a direct replacement for a long list of Whirlpool and Maytag UKF8001-style cartridges and the single biggest reason to buy is its comprehensive NSF certifications, which include NSF/ANSI 401 and 53 for emerging contaminants and lead. For buyers who value tested removal of PFAS, PFOA/PFOS and chlorine taste while preserving beneficial minerals, this cartridge delivers a reliable, affordable option.

Key Features

• NSF certified filtration: Independently tested to NSF/ANSI 401, 53, 42 and 372 standards so it reduces a wide range of contaminants including PFAS, lead and chlorine taste.
• Replacement compatibility: Fits many Whirlpool and Maytag UKF8001 models and common equivalents so it installs without adapter or modification.
• Coconut shell carbon block: Uses high surface area carbon from Sri Lanka to reduce chlorine, dirt, sediment and some heavy metals more effectively than lower grade carbon.
• Lead-free housing: Made from BPA-free, food-grade materials and certified to NSF 372 for low lead performance and safety.
• Maintains minerals: Designed to reduce harmful compounds while allowing beneficial minerals to remain in drinking water for taste and health.
• Easy maintenance aids: Includes installation stickers and a recommended 300 gallon or 6 month change interval to help preserve filtration performance.

Who It's For

This filter is aimed at homeowners and renters who use compatible Whirlpool or Maytag refrigerators and want a certified, cost-effective replacement that targets PFAS, PFOA/PFOS, lead and chlorine taste. It is a good match for families who prefer tested lab results and simple cartridge swaps without professional service.

It is less suited for users who need ultra-high flow rates or specialty filtration beyond the stated NSF claims; some customers report variable water flow depending on their system. If you need a different connection style or an inline whole-house solution, look for a product specifically designed for that application.

Pros & Cons

Pros

• NSF 401 and 53 certifications provide verified reduction of PFAS, PFOA/PFOS and certain pharmaceuticals.
• Wide compatibility with Whirlpool/Maytag UKF8001-style filters makes replacement straightforward.
• Coconut shell carbon block improves taste and reduces chlorine and sediment effectively.
• Includes installation stickers and clear replacement guidance to keep performance consistent.

Cons

• Some users report slower water flow in certain refrigerator models, so performance may vary by system.
• Not a whole-house solution; intended only as a refrigerator filter replacement.

Specifications

Compatibility	Replacement for Whirlpool & Maytag UKF8001 and many equivalents
Certifications	NSF/ANSI 401, 53, 42 and 372
Materials	Coconut shell carbon block, BPA-free food-grade housing
Contaminants reduced	PFOA, PFOS, lead, chlorine taste, certain pharmaceuticals
Recommended life	300 gallons or 6 months (varies by water conditions)
Included items	4 filters and complimentary installation stickers

Our Verdict

For owners of compatible Whirlpool or Maytag refrigerators, this Waterdrop replacement offers verified contaminant reduction at a reasonable price and is a strong value for routine cartridge swaps. The NSF certifications and coconut shell carbon block make it a practical choice for improving taste and reducing PFAS and lead, though those needing higher flow or a whole-house approach should consider alternatives.

Frequently Asked Questions

Will this fit my Whirlpool fridge?
It fits many Whirlpool and Maytag UKF8001-style slots and listed equivalents; confirm your model matches a UKF8001 replacement type before purchase.

How often should the filter be changed?
Waterdrop recommends replacing the filter after about 300 gallons or 6 months, depending on local water quality and usage.

Does it reduce PFAS and lead?
Yes, the cartridge is tested to NSF/ANSI 401 and 53 standards to reduce PFAS (including PFOA/PFOS) and lead along with other contaminants.