Unicel C-4305 Hot Tub Filter Cartridge filter clean spa pillow foam core

spa pillow foam core

Bottom: 1-1/2" SAE Thread

Safe for All Surfaces and Equipment: The Insparation family of liquid hydrotherapy products

Each P3 cassette contains 48 tests

Unicel C-4305 Hot Tub Filter Cartridge filter clean spa pillow foam coreThe Unicel C 4305 has been used in a variety of hot tub models and brands over the years, including select Cal Spas and the 1994 Suntub by Sundance Spas. As filter dimensions can vary between spa models, its always best to confirm this cartridge matches the size of your existing filter to ensure proper fit and performance. Specifications: Part Number: C 4305 Diameter: 4 15 16" Length: 14 7 8" Top: 2 1 8" Open Bottom: 2 1 8" Open Media Area: 50 sq. ft.