electric water heater for household use. Includes ductwork for exhaust. Combined with a ZonBak solar heat exchanger can be used to provide no cost hot water.
electric water heater for household use. Includes ductwork for exhaust. Combined with a ZonBak solar heat exchanger can be used to provide no cost hot water.
electric water heater for household use. Includes ductwork for exhaust. Combined with a ZonBak solar heat exchanger can be used to provide no cost hot water.