The Heldor 5 x 13 R is a compatible replacement for the following pool and spa filters:
The Heldor Spas Comp. Pool and Spa Filter Replacement is a spa water filter cartridge manufactured with a media area of 50 sq. ft. This pool water filter has dimensions of 4 15/16" x 13 5/16", and Open top & bottom styles measuring 2 1/8". This compatible Heldor Spas filter keeps your swimming pool and spa water fresh and clean by reducing contaminants.