Filter 20 inch 1 Micron Spun Polypropylene Case of 25 NP1-20

melt blown, 20", 1 micron (nominal) filtration rating, stock them in AZ and OH onlyCase of 25 - PN = NP1-20
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2-1/2 x 20" long Standard 1 micron spun polypropylene sediment filter cartridge for residential water filters for removal of dirt, rust & sediment