The Waterway 817-0125N R is a compatible replacement for the following pool filter cartridges:
The Waterway 817-0125N - Comp. Pool and Spa Filter is a pool filter cartridge that measures 23 5/16" in length and 8 15/16" in diameter, and features 4" top/bottom holes. This pleated pool filter offers 125 sq. ft. of media area and a media weight of 4 ounces. This compatible Waterway pool filter reduces contaminants in swimming pool and spa water and improves its clarity.