... OriginZhejiang,China (Mainland)Usehome,office,hotel,villaFeaturePractical,high quality with competitive price, High energy efficiency,Heating effect in the ... floor living building in country and village. 6,Safe operation with multi-protections – Overheating protection, high pressure pretection, low ... customers to negotiate and order. 213 New enery pool heat pump,water /ground source heat pump