10" x 4.5" Big Blue Pleated Sediment Filter Cartridge outperforms wound, spun, melt blown, resin bonded and other 'depth' type filter elements. 4 - 6 months / 20000 - 30000 gallons filter life (depending on the water quality). Replace to keep pleasant taste of your water. The main function of sediment filter is to remove large and fine particles from a drinking water, such as sand, dirt, silt, and rust particles. 4 OF BIG BLUE WHOLE HOUSE 10 INCH X 4.5 INCH PLEATED SEDIMENT WATER FILTER REPLACEMENT CARTRIDGE (5 MICRON) Pleated Sediment Filter Cartridge outperforms wound, spun, melt blown, resin bonded and other “depth” type filter elements. It provides increased surface area and longer filter life. Additional savings are provided because cartridge is made with 100% synthetic filter media with no binders or additives to leave a residue or contaminants. Product Details: Micron Rating: 5 Micron Dimensions: 10” x 4.5” Long life / reduced filtration costs Cleanable and reusable Wide range of micron ratings available Shrink wrapped for purity Lifetime: Replace two or three times a year, depending on the water quality that comes from the original supply. Benefits VS Melt Blown Sediment: Long Pressure drop, longer life, reduced filtration costs compared to wound and spun cartridges No additives or binders, which may cause foaming Increased particle removal efficiency COMPATIBLE FILTERS AND HOUSINGS: Ace Hardware 4021341, American Plumber 155184-51, W5CPHD, Ametek CP5-BB, Pentek 255490-43, ECP5-BB, GE FXHSC, ClearChoice 84634, Culligan 155184, CP5-BB, CP5-BBS, CP5-BBSa, Cuno CFS210-2, Dupont HDC3001, FiltersFast FF10BBP-5, Flomatic FMBB-10-5, Flow-Max FM-BB-10-5, FreshWaterSystems PS-45097-05, Harmsco WB-10-5W, WB-HB-10-5W, Hydronix SPC-45-1005, Keystone GPC5, Liquatec SPF-45-1005, Neo-Pure PS-45097-05, OmniFilter RS-15, RS15, Pelican PBB-P10-5, Purwater PC05-BB-S, ShurFlo 15-054-02, Watts FM-BB-10-5, PWPL10BBM5, PWPL10FFM5, etc. Fits most 10 inch Big Blue Whole House systems like Culligan HD-950, Dupont HD1300, GE GXWH-30C, GXWH-35F, GXWH-40L, Hydronix HF45-10BLBK10PR.