Aqua Crest 3US-AF01 Under-Sink Water Filter | Compatible with Filtrete 3US-AF01, AP Easy CS-FF | NSF/ANSI 42

Upgrade Your Under-Sink Water Filtration

The Aqua Crest 3US-AF01 is designed as a compatible replacement for popular under-sink filtration systems. It blends practical filtration with a straightforward install, helping you enjoy tap water that feels crisper and cleaner for everyday use—from beverages to meals.

Powerful Filtration for Everyday Water

Built with premium materials and filtration technology, this cartridge aims to reduce common contaminants while preserving water flavor and clarity. The result can enhance the overall experience of drinking water, cooking, and brewing beverages, without altering the familiar taste you expect from your tap.

Key Benefits

• NSF/ANSI 42 certified performance ensures a standards-based filtration approach.
• Premium materials certified by IAPMO against NSF/ANSI 372, adding reassurance about safety and quality.
• Stable, reliable flow rate that supports a comfortable and consistent water experience.
• Long-lasting service life of approximately 6 months or 6,000 gallons, depending on water conditions.
• Easy and convenient installation with a precise fit that helps minimize leaks and fit the original system’s footprint.

Compatibility & Fit

• Compatible with 3M Filtrete 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, and related model numbers 4306791, 4306809, 4306817, 4306825.
• Double-check your exact model number to ensure the right replacement for your setup.

Real-World Uses

In daily kitchen routines, filtered water supports better-tasting drinks, clean ice cubes, and enhanced flavor in soups, sauces, and coffee. The compact cartridge fits existing under-sink housings without altering your workflow.

Please note this is a compatible spare part and AQUACREST is an independent brand.