About This 【New Upgrade】After advanced upgrade, the model number is changed from AQU-3US-PF01 into AQU-WF00. [New Upgrade] After advanced upgrade, the model number is changed from AQU-3US-PF01 into AQU-WF00. [NSF/ANSI Certified Performance] This under sink water filter has been tested and certified by IAPMO R&T against NSF/ANSI 42&372. The filtration is efficient enough to provide you with a comfortable drinking experience. [Safe Material] Uses food-grade plastic housing. It can prevent bursting to briafe experience. Specially selected premium materials is fully certified by the WQA against NSF 372 standard. [Stable Flow Rate] Provides you with stable filtered water without obvious pressure drops. The filtration is efficient enough to provide you with the best drinking experience. [Long-lasting Service Life] Enjoy fresh water by replacing your filter every 6 months or 2,000 gallons. Whichever comes first will vary based on water quality. [Compatible with the Following Models] 3M Filtrete 3US-PF01, 3US-MAX-F01, 3US-PF01H, 3US-MAX-F01H, fits Filtrete Maximum Filtration, 3US-PS01, 3US-MAX-S01 Systems; fits 3M HF25, HF25-S, HF25-MS; fits Delta RP78702, Manitowoc K-00337, K-00338; fits AR10000 Water Filter Systems. AQUACREST is an independent brand. This filter is not an original product. Please note that the compatible model numbers of the products are quite similar. Overview Material : Activated Carbon, Lead-Free & BPA Free Material Product Dimensions : 3.2"D x 3.2"W x 10.4"H Item Weight : 3.02 Pounds External Testing Certification : IAPMO Product Benefits : Reduces Odor, Taste and Chlorine