AQUA CREST 3US-PF01 Under Sink Water Filter, Replacement for Advanced Filtrete® 3US-PF01, 3US-MAX-F01H, 3US-PF01H, Delta RP78702, Manitowoc K-00337, K-00338, HF20 HF25 HF27

This under-sink filter is a replacement for 3M Filtrete 3US-PF01/3US-MAX-F01/3US-PF01H/3US-MAX-F01H and is compatible with Filtrete 3US-PS01 and 3US-MAX-S01 systems, as well as compatible with 3M HF-series models (including HF25/HF27/HF20 variations), Delta RP78702, Manitowoc K-00337/K-00338, and AR10000 filter systems (model numbers may look similar—please confirm before ordering). It is tested and certified by IAPMO R&T to NSF/ANSI 42 and 372, uses a food-grade, lead-free housing, and is designed to maintain a steady flow with minimal pressure drop. Use with cold water only and note that it does not reduce TDS. After the update, the model is AQU-WF00 (formerly AQU-3US-PF01); recommended replacement is about 6 months or 15,000 gallons, depending on local water conditions.

• Compatibility: This filter is a replacement for 3M Filtrete 3US-PF01, 3US-MAX-F01, 3US-PF01H, and 3US-MAX-F01H, and is compatible with Filtrete 3US-PS01 and 3US-MAX-S01 under-sink systems. It is also a replacement for 3M HF25/HF25-S/HF25-MS, HF27/HF27-S, and HF20 series filters (including HF20-A020-S-SR, HF20-A020-SR, HF20-I, HF20-S-SR, and HF20-SI), and is compatible with systems that use Delta RP78702, Manitowoc K-00337/K-00338, and AR10000 filters. Model numbers can be similar, so please verify your exact model before purchase.
• NSF/ANSI Certifications: Tested and certified by IAPMO R&T to NSF/ANSI 42 and 372 for reliable filtration performance and lead-free materials.
• Food-Grade Housing: Made with a food-grade plastic housing and lead-free materials to support dependable daily use.
• Steady Flow: Designed to provide a consistent flow with minimal pressure drop. Connect to the cold-water valve only; this filter does not reduce TDS.
• Updated Model & Service Life: After the upgrade, the model changed from AQU-3US-PF01 to AQU-WF00. Recommended replacement is every 6 months or 15,000 gallons, whichever comes first, based on local water conditions.