The Unicel C-5300 R is a compatible replacement for the following pool and spa filter cartridges:
The Unicel C-5300 Comp. Jacuzzi Whirlpool 50 Filter provides you with 50 sq. ft. of pleated polyester media to trap contaminants in swimming pool and spa water. This compatible Unicel pool filter, also known as the Filbur FC-1320, has dimensions of 5 11/16" x 10 3/8" with a 2 1/8" Open bottom style and Closed String Handle top style. This pool filter cartridge boasts reinforced PVC center cores and antimicrobial end caps for high performance filtration.