S1 W20CLA American Plumber Filter Cartridge 2 Pk Fits American Plumber W34-PR, WC34-PR and WVC34 and most standard size water filter housings. This S1/W20CLA Filter reduce sediment, sand, and silt down to 20 microns. Helps put cleaner, better tasting water in your home. Pleated design maximizes dirt-holding capacity.
Actual Size: 9 3/4 inches (length) x 2 1/2 inches (diameter)
Replaces: W20CLA, Pentek S1, 155001-43, 155001-52