*** Warning! - AquaCal will not honor the Full Warranty if the heat pumps are not purchased from authorized dealers.
AquaCal SunPower Spa Heater is a water source unit that transfers heat from your pool to your spa. It is extremely efficient and is the lowest cost spa heating method available. Recycle Existing Heat - Heat output is constant, regardless of air temperature or weather. This is the most reliable, flexible and durable heat source for your spa.