• Weight: 4 oz. 

• Width: 7" 

• Length: 19" 

• Area: 93 sq. ft. 

• Top Style: 3" Open 

• Bottom Style: 3" Open 

The Unicel C-7481 R Compatible Pool & Spa Replacement Filter Cartridge is a spa or swimming pool filter cartridge for the Purex/Pentair CFM 280. Filbur manufactures the FC-2165 as a compatible replacement filter. These pool and spa filters are made with durable polyester and wide support bands for quality and durability. Pool filters work with balanced water chemistry to create clear and safe pool and spa water. The FC-2165 pool and spa filters are able to replace the following manufacturer part numbers: Pentair/Purex 175690, Unicel C-7481, and Aladdin 19502.