Aqua-Pure AP810 AP801, KeyStone CG10 Compatible Filter, KleenWater KW810EC Replacement Water Filter Cartridge, Set of 3, Whole House Dirt Rust Sediment Filtration, O-ring and Silicone Lube Three KleenWater brand KW810 & Keystone CG10 compatible replacement filters for 3M Cuno Aqua-Pure AP810 / AP801, Whirlpool WHKF-GD25BB 5 micron whole house water filter with dirt sediment and rust filtration Raised groove polypropylene construction with 20 GPM flow rate 4.5 inch x 9.875 inch, plastic end caps with gaskets ensure positive seal Compatible with Whirlpool WHKF-GD25BB, Aqua-Pure AP810, AP801 and Filtrete 4WH-HDGR-F01