Replacement sediment cartridge filter for 20 Big Blue filter housing or other 20 X 4 1/2 filter housing. This cartridge will reduce sediment and silt down to 50 microns and still provide water flow up to 20 GPM. Designed to reduce sediment, rust, sand and silt for water filtration systems and whole house filter housings with minimal flow and pressure drop. Includes a replacement O-ring, service your water system like a pro!
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