• 1 1/8” top hole 

• Area: 13 sq. ft. 

• Part number: FC-3740 

• Dimensions: 4 3/4” x 18” 

• Bottom style: Open 

• Top style: Open 

The Filbur FC-3740 is a cost effective alternative to replace the Pleatco PC-18 R,  13 Square Foot Swimming Pool Filter.  Manufactured by Filbur, the Filbur FC-3740 Replacement Filter for Pleatco Pc-18  utilizes extruded PVC center cores. This spa filter helps facilitate even distribution of stress to eliminate the possibility of collapse or cracks in your filter. It also features wider break-resistant bands to optimize water flow and filtration and prevent pleat flutter. 

This Filbur FC-3740 Replacement Filter for Pleatco Pc-18 pool filter also incorporates reinforced antimicrobial end caps to keep out odor-causing bacteria and mold and withstand deterioration caused by salt and high levels of chlorine. Each pool filter cartridge end cap contains molded-in fittings for easy installation and removal and eliminates the need for PAD adapters.