WHKF-GD05 Whirlpool, 3M Aqua-Pure AP110 Compatible Filter, Grooved 5 Micron Water Filter Cartridges Set of 6 (1) O-ring for WHKF-DWHV, WHKF-DWH, WHKF-DUF Replaces: Pentek CW-MF, GE FXWTC, GE FXUSC, Whirlpool WHKF-GD05 Replaces: Aqua Pure AP110 and Liquatec SDF-25-1005 6 PACK of grooved sediment filters and 1 O-Ring Industry Standard Universal Dimension WHKF-GD05 Whirlpool, 3M Aqua-Pure AP110 Compatible Filter, Grooved 5 Micron Water Filter Cartridges Set of 6; (1) O-ring for WHKF-DWHV, WHKF-DWH, WHKF-DUF These 6 cartridges are high quality low cost alternatives to Whirlpool WHKF-GD05 3M Aqua-Pure 110 5 micron dirt removal rating with raised grooved for longer service life 8 gallon per minute flow rate Replace cartridge every 3-6 months or upon substantial pressure reduction The o-ring is made of Buna nitrile rubber which creates a positive, dependable seal The rigid polypropylene filter replacement cartridge closely spun construction effectively removes dirt and sediment with impressive flow rates of up to 8 gallons per minute. Each cartridge contains two distinct micron layers. To provide prospective to the 5 micron sediment entrapment rating it is important to note the human eye can see down to 20 micron and a human hair is 100 microns in diameter. Larger particles are trapped near the exterior and progressively finer particles towards the filter core. Thus the cartridge has exceptional solids-holding capacity and will perform longer. The raised groove design optimizes the dirt holding capability resulting in longer cartridge life. This replacement cartridge is an ideal choice for the value conscious consumer. Performance is commensurate to the competition at a fraction of the cost. *This NON-OEM replacement carbon filter set is designed as well as distributed solely by IPW Industries Inc. **Please note: Any brand names or logos are the registered trademarks of their respective owners. Any use of any brand name or model designation for this product is made solely for purposes of demonstrating compatibility.