Factory original Coast Spa 50 sq ft dual core filter cartridge 275-05000 replaces 274-05000 or PRDC25 as found in Coast Spas
Authentic Pleatco dual core filter.
13 3/8 inches long x 5 1/8 inches in diameter with a 2 1/8 inch center hole.
Dual Core Filter as used in Hydropool, Coast Spas and by other hot tub manufacturers and is part of the Hydro Cyclonic Filtration System used in select model Coast Spas hot tubs.
PRDC25W-AFS
