The Pleatco hot tub filter PCST80 with free flow core has 80 sq.ft of filtration media and is fairly common size used in larger Coast Spas. This is also a compatible replacement for the Unicel C-5396, Master Deluxe M51002 and Filbur FC-2975 spa filters.
Top View
Outside Diameter 5-3/8" (137mm)
Top Open Hole 2-1/8" (54mm)
Side View
Filter Length 21-1/3" (541mm)
Washable Pleats
Bottom View
Outside Diameter 5-3/8" (137mm)
Bottom Open Hole 2-1/8" (54mm)
Compatible replacement for:
- Unicel brand C-5396
- Filbur brand FC-2975
- Waterway 817-0098