Whole House Big Blue Dual Sediment and Carbon Water Filter (10''x4.5''),Fits Universal Big Blue Water Filter System by IPW Industries IncThis dual purpose 10" x 4. 5" Big Blue filter combines a 25 micron polypropylene sediment wrap with a granular activated carbon core to reduce chlorine, sediment, taste, and odor in whole house point of entry applications. The radial flow design delivers higher flow rates while removing 99. 06% of chlorine, making it compatible with standard Big Blue housings from GE, Culligan, Dupont, Kenmore, Omnifilter, and Whirlpool. SPECIFICATIONS Filter