... from many running mode:cooling,heating,cooling/heating+hot water,hot water only. Water Source Heat Pump multi-function typeCooling Capacity 4. ... outspace such as roof, floor and porch, left off the boiler room and the special room,Applicable to hotels, villas, ... hospitals, cinemas, stadiums, recreations, office blocks, factories and so on. water source heat pump water heater (muti-function type)