The HotSpring® 31114 Filter Cartridge is a replacement spa filter for 65 sq. ft. filters in Hot Spring Spas and any systems that need 8 1/2 inch (diameter) by 10 1/2 inch (length) filters
Directions
Easily replace your old 31114 filter. To clean your filter remember these 4 simple steps; rinse, soak, rinse, dry.
Rinse your filter out with a garden hose to remove any debris or dirt still attached to your filter.
Soak your filter in a filter cleaner solution overnight, then remove your filter from the solution Rinse with a garden hose.
Set your filter in a sunny location and let it air dry completely. Finally, reinstall your pool filter per your manufacturer’s instructions.