The Dynasty 5 x 13 R is a compatible replacement for the following pool and spa filters:
The Dynasty Spas Comp. Pool and Spa Filter Replacement is a spa water filter cartridge featuring 50 square feet of media area for contaminant reduction. This compatible Dynasty Spas filter replacement has dimensions of 4 15/16" x 13 5/16", as well as Open top/bottom styles that measure 2 1/8". This pool water filter results in cleaner and fresher pool/spa water.