Harmsco WB WaterBetter single-cartridge filters deliver high flow, extended filter life, increased dirt holding capacity and ease of operation Features Patented Up-flow design Electropolished 304 stainless steel housing Fail safe closure system Three sizes for greater media surface area CPVC standpipe (standard) - stainless steel optional Simple alternative to complex multiple cartridge housings Extensive choice of cartridge micron ratings and media, including carbon block Reduced installation cost Applications Commercial/Residential Drinking Water Industrial Waste Water Treatment Cooling Tower Filtration Reverse Osmosis Pre-Filtration Desalination Pre-Filtration (Coated Options) Ground water remidiation Surface Water Treatment Rule (SWTR) LT2 Utility Water P.O.E. for household Ground water under direct influence (GUDI) For cartirdge selection, cartridge sizing guide, and pressure drop charts, see the link below