Caldera 31489 | 30 sq ft Spa Filter Cartridge Brand_Modern Flames the Sundance Spa 6540-034 Heater

the Sundance Spa 6540-034 Heater Barbed Adapter offers reliable performance and longevity

Dimensions 36" x 8 3/4"

stove or insert

and a high temperature matte black powder coat finish – all backed by the Pit Boss best-in-class 5-year warranty

adding additional precaution against partial freezing to some of the your spa's components while maximizing energy efficiency

Caldera 31489 | 30 sq ft Spa Filter Cartridge Brand_Modern Flames the Sundance Spa 6540-034 HeaterThe Caldera 31489 filter cartridge delivers 30 square feet of pleated filtration for cleaner, clearer spa water. It's one of the most widely compatible cartridges in the Watkins family of spa brands, serving a broad range of models across decades of production so it's a dependable replacement to keep on hand. Filtration is the quiet backbone of good spa water. Every soak leaves behind body oils, lotions, hair, and fine debris, and the cartridge is