Description
Coast Spas 5.5 kW auxiliary slave heater that runs alongside the primary heater to boost heating in large tubs. The higher 5.5 kW output suits swim spas that hold a lot of water. Fits select Coast Spas Swim and Wellness models. Make sure your electrical service and control can handle the added load before ordering.
Search: 5.5 kW slave heater, swim spa auxiliary heater, extra heater swim spa, hot tub booster heater