This solid carbon block replacement filter fits our Superior Whole Home System and all 20" Big Blue housings. Our 5.0 Micron solid Carbon Block 4-1/2 inch by 20 inch Replacement Filter is manufactured to our stringent specifications to reduce Chlorine taste and odor as well as sediment, particulates, rust and more. All components are NSF approved.
Long-lasting, up to 40,000 gallons of great-tasting, chlorine free, water at every tap for less than 0.002 cents per gallon! Fits all 20" Big Blue Housings. Color of end caps may vary.