• Weight: 3 oz. 

• Width: 5 5/16" 

• Length: 17 3/4" 

• Area: 100 sq. ft. 

• Top Style: 2 1/8" Open 

• Bottom Style: 2 1/8" Open 

The Unicel C-5397 R Compatible Pool & Spa Replacement Filter Cartridge is a compatible spa or pool filter cartridge for the LP 100 square feet. Filbur manufactures the FC-2972 as a compatible replacement filter. The FC-2972 spa filters are a polyester-pleated cartridge and cover a surface area of 100 square feet. Spa and swimming pool filters remove unwanted particles during the filtration cycle of your pool or spa to promote clear water. The Filbur FC-2972 spa filter cartridges are able to replace the following manufacturer part numbers: Unicel C-5397, Leisure Bay/Rec Warehouse 303434, Waterway Plastics 817-0016, Pleatco PLBS100/-M, and Aladdin 19930.