AQUA CREST WF01 Under-Sink Filter Replacement - 3 Pack, NSF/ANSI 42 Certified, Compatible with Filtrete 3US-AF01/AS01 & Aqua-Pure WHCF

AQUA CREST WF01 Under-Sink Filter: A Practical Replacement for Busy Kitchens

The AQUA CREST WF01 is the upgraded under-sink filter designed to replace common Filtrete 3US-AF01/3US-AS01 and Aqua-Pure Easy C-CS-FF, CS-FF, WHCF-SRC, WHCF-SUFC, and WHCF-SUF configurations. It fits into standard cold-water housings and supports everyday use in homes and small offices. Note that the model designation has updated from AQU-3US-AF01 to AQU-WF01, so check your current setup before swapping.

With this replacement, you may enjoy a steady flow without frequent pauses, making daily routines smoother—especially when filling glasses, pitchers, or pots for cooking.

Certified performance and safe materials

The unit carries NSF/ANSI 42 certification for filtration performance and materials certified by IAPMO against NSF/ANSI 372. These validations emphasize reliability and safety in typical household use.

• NSF/ANSI 42 compatible filtration performance
• Premium materials backed by IAPMO certification
• Under-sink installation with dependable cold-water supply

Long life, stable flow, and uncomplicated maintenance

The filter is designed for a long service life—up to six months or 6000 gallons, depending on water quality and usage. It is connected to the cold-water valve only and does not alter overall TDS levels.

• Approximate life: 6 months or 6000 gallons
• Stable flow for drinking, cooking, and flavor extraction
• Does not reduce total dissolved solids (TDS)

Compatibility and practical installation tips

Compatible with a wide range of systems, including 3M Filtrete 3US-AF01 and 3US-AS01, Aqua-Pure AP Easy C-CS-FF and CS-FF, and WHCF-SRC/SUFC/SUF models. Double-check the exact model number to guarantee a precise fit.

• 3M Filtrete 3US-AF01/3US-AS01
• Aqua-Pure AP Easy C-CS-FF and CS-FF
• WHCF-SRC, WHCF-SUFC, WHCF-SUF

Daily life with AQUA CREST WF01

In everyday use, you might notice crisp, clean water flows from your tap, a simple swap during routine filter changes, and ongoing confidence in your under-sink filtration setup. The 3-pack option simplifies replacement planning for busy households.

While outcomes can vary with water conditions, the WF01 aims to offer dependable filtration alongside convenient, space-saving installation under the sink.