... diameter can put various compressors7) Specialized for heat pump8) Applications: condenser, evaporator, water-source heat pump, geothermal heatpump, water heater, ... steel, nickel alloy, titanium ortitanium alloy, the coaxial heat exchanger can be applied on marine shiprefrigerate equipment, food or medical ... Save space7) More durable8) Easier installation9) Easier clean heat pump/condenser coils