iSpring F3WGB32B 4.5” x 20” 3-Stage Whole House Water Filter Replacement Pack Set with Sediment and Carbon Block Cartridges Reduces up to 99% Chlorine, White[Whole House Water Filter that Protect Your Family and Household Appliance from Sediment, Chlorine, and More] Say goodbye to smelly, bad tasting water! Our whole house water filters are specially designed to remove up to 99% of chlorine from water as well as sediment, rust, herbicides, industrial solvents, and various other contaminants. [Whole House Filter with Standard Size] Our water filter set fits standard housings that require 20 x 4. 5 whole