Unicel C-7370 Replacement Filter Cartridge for Sundance Spas 6540-483 | 75 Sq. Ft. | 17 3/4" C8317 maintaining a watertight connection at

maintaining a watertight connection at the tank joint and preventing pressurised water from bypassing the filter element

Replacing the swivel assembly restores full hose articulation and consistent cleaner performance

and a combination check valve/elbow

This set includes everything required for a full filter re-grid in one order — precision-engineered Unicel grids built for exact manifold fit

making it a reliable

Unicel C-7370 Replacement Filter Cartridge for Sundance Spas 6540-483 | 75 Sq. Ft. | 17 3/4" C8317 maintaining a watertight connection atThe Unicel C 7370 is a 7000 Series replacement filter cartridge delivering 75 sq. ft. of filtration area through 154 precision formed pleats of 3 oz. Reemay 2033 spun bonded polyester media. Manufactured to OEM compatible dimensions for Sundance Spas systems, the C 7370 features a distinctive castle style top cap engineered to seat into the Sundance manifold fitting a design unique to these systems that ensures proper alignment and flow distribution.