... .5--75KW 3.COP:4.2 4.CE,RoHS Air to water heat pump water heater Model 1MAHRW030ZB/(P)040ZB/(P)050ZB/(P)S060ZB ... scroll and heat exchanger, small volume,strong heat enchange capacity, up 10% than the same old units.Multi-protect and ... integral type and split type, and easy to installationBuilt in WILO pumps, flow switches, easy to install pipe connections, especially in split type design, take water ...