The Premier 57014400 R is a compatible replacement for the following spa filters:
The Premier 57014400 Comp. Pool & Spa Filter Cartridge is a spa filter replacement that measures 7" x 29 3/8" with 3" Open top and bottom styles. This pool filter cartridge features 100 square feet of media area for the purification of water. This compatible Premier Spas filter effectively reduces contaminants and improves water clarity.