Rheem HDC270 Ambiheat Heat Pump Side VentThe AMBIHEAT HDc 270 Heat Pump is the new generation 270L capacity heat pump which is a smart, energy efficient alternative for areas where a traditional solar water heater may not be suitable. It uses the heat from the surrounding air and doesnt rely on direct sunlight to heat your water and provides a reliable, efficient and sustainable way to reduce your water heating energy consumption. Save over 70% on your water heating energy costs!* The