swimming pool heat pump air to water 1.ODM/OEM available 2.Compressor:Copeland 3. ... :15 years 4.Safe,energy-saving, Swimming pool heat pump air to water1.Durable usa:15 years2.. Safe,energy-saving,pollusion ... high-efficiency, low sound rotary or scroll compressor, low noise fan, high quality pump quiet machine7) High technology heat exchangers: Due ...