• 1 1/8” top hole 

• Area: 8 sq. ft. 

• Part number: FC-3730 

• Dimensions: 4 3/4” x 11” 

• Bottom style: Open 

• Top style: Open 

The Filbur FC-3730 is a cost effective alternative to replace the  Pleatco PC-11 R, 8 Square Foot swimming pool filter cartridge. This Filbur FC-3730 Replacement Filter for Pleatco Pc-11 R spa filter features wider break-resistant bands to optimize water flow and filtration. Incorporating reinforced center cores into its design, this filter increases debris loading and pressure differential to prevent pool cartridge collapse and increase the length of time between cleanings. 

The Filbur FC-3730 Replacement Filter for Pleatco Pc-11 R also features reinforced microbial end caps made from screen mesh for extra strength and integrity. Each reinforced end cap contains molded-in fittings for easy installation and removal and is formulated to prevent decay caused by salt and high levels of chlorine.