The Caldera 1019401 R is a compatible replacement for the following pool filters:
The Caldera 1019401 Comp. Pool Filter Cartridge is a spa filter cartridge measuring 7" x 10 3/4" with a Closed Bar Handle top style and 2 11/16" Open bottom style. This compatible Caldera filter features 50 sq. ft. of media area for the purification of your pool or spa water.