The Flow-Max FM-BB-10-1A Filter Cartridges outperform wound, spun, melt blown, resin bonded and other "depth" type filter elements because the chemically resistant pleated polyester media provides increased surface area and longer life, and are cleanable on filter of 5 microns and up. Features: Sediment Filtration Cryp

10 4-1/2 BB Flow-Max Pleated - 1 mic Absolute (Cyst) Filter FM-BB-10-1A. Flow-Max FM-BB-10-1A Pleated Poly 10 4-1/2 BB - 1 ABS Mic Filter Flow-Max FM-BB-10-1A Pleated Poly 10 4-1/2 BB - 1 ABS Mic Filter The Flow-Max FM-BB-10-1A Filter Cartridges outperform wound spun melt blown resin bonded and other depth type filter elements because the chemically resistant pleated polyester media provides increased surface area and longer life and are cleanable on filter of 5 microns and up. Sediment Filtration Cryptosporidium and Giardia Cyst Filtration to 99.9% 1 Micron Absolute Chemically Resistant Pleated Polyester Filtration 100% Cellulose Free Flow-Max FM-BB-10-1A Brochure & Technical Specifications Flow-Max Full-Flow (BB) 10 & 20 Filters flowmax flow-max flow max fullflow full-flow full flow pleated polyester big-blue bigblue big blue sediment filters bb big-blue bigblue water filters pleated polyester filters