4pcs Big Blue CTO Carbon Block Water Filters 4.5″ x 20″ Whole House Cartridges. Keeps water fresh by reducing and removing iron, manganese, chlorine, hydrogen sulfide, herbicides, pesticides, and other industrial chemicals? Universal Replacement for all 20 Big Blue Water Filter Housingand and WELL-MATCHED Models of Cartridges: Pelican Water PRL-RCL, Pelican CB-BB-20, EPM-20BB, CBC-20BB, CB-BB-20, iSpring FC25B, Hydronix CB-45-2005, CB-45-2010, Watts WCBCFF20, Pentek 155783-43, Pentek EP20-BB, BC20-BB-5, FLTWH2045C02? Product Lifetime – 20,000 gallons – replace two or three times a year – depending on your water quality? This filter is wrapped and sealed and meets NSF (National Science Foundation) Standards and Regulations. Dimensions: 20 inches x 4.5 inches (50.8 cm x 11.43 cm)? WELL-FIT FOLLOWING HOUSINGS: Pentek BBFS-222, 150235 and 150233, Water Filters Depot (WFD) H-20BB-1PR, Geekpure BB-20B, iSpring HB28BX2 and WGB12B, HFPP-1-PR20, Premier Water Systems WF45-20-1NPT, SimPure RSWHB002Z_S8, Aquaboon AB-WH20BB, H-H201BBE, H2O Splash WHBB20T1BL, Hydronix HX-HF45-20BLBK10, Max Water B078FPN68M. As our valued customer, we will do our best to make sure the product you receive arrives to you on time and as expected. The item “4pcs Big Blue CTO Carbon Block Water Filters 4.5 x 20 Whole House Cartridges” is in sale since Monday, December 30, 2019. This item is in the category “Home & Garden\Kitchen, Dining & Bar\Small Kitchen Appliances\Water Purification\Water Filters”. The seller is “yami-brands” and is located in Miami, Florida. This item can be shipped to United States.