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1 - The sediment pre-filter uses a replaceable cartridge that mechanically filters down to five microns. This important first stage filters out any sediment that may be in the water supply. When that sediment is removed, it cannot clog the main filter, thus preventing reduction in water flow and/or filter life.
Filter size 10" x 4.5"
Big Blue Water Filter Housing with 1" PR
Single Mounting Bracket
Housing Wrench