The Filbur FC-1211M is a compatible replacement for the following pool and spa water filter cartridges: Hayward CX1900/Waterway Pro Clean 200 190 sq. ft., Hayward CX1900-RE, Waterway Plastics 817-0200P, Star Clear Plus C1900, Pro Clean 200, Unicel C-8420, Pleatco PA190/PWWPC200/-M/-4. The Hayward CX1900 Pro Clean with Microban is a compatible replacement pool and spa water filter cartridge that prevents microbes such as mold, fungi, bacteria and mildew from growing or reproducing, which can cause unpleasant odors.

Specifications: Area: 200 sq. ft., Bottom: 4-inch Open, Part number: FC-1211, Top: 4-inch Open with Core, Weight: 4 oz., Dimensions: 8 15/16-inch Diameter x 28 3/16-inch