The Keyes 146949 R is a compatible replacement for the following pool filter cartridges:
The Icon - Keyes 146949 Comp. Replacement Pool Filter is a pool water filter that purifies swimming pool and spa water through through 10 sq. ft. of media area. The dimensions of this spa filter replacement are 4 1/4" x 4". This compatible Keyes Spas filter features a 1 15/16" Open top style and 1 9/10" Open bottom style with Slots.