Pentair 152509 8-1/2-Inch Square Ring Replacement Pool/Spa Filter and Pump
This square ring is designed to use with Pentair Triton C-3 pool and spa commercial filter models TR100C, TR140C and also compatible with Pentair Waterfall, Challenger high flow pool and spa pumps. Measures 8-1/2-inch. Product Features Square ring replacement Fits Pentair Triton C-3 pool and spa commercial filter models TR100C, TR140C Also fits Pentair waterfall,