1. Especially designed for cold areas. The ambient is -15¡æ to 43¡æ and keep supply of warm water from 35¡æ to 60¡æ¡£ 2.High quality and reliability Stainless steel plate heat exchanger with maximum pressure 40 bar. 100% stainless water circuit keep water clean. Microprocessor control and error alarm and display. Well known components Copeland,Siemens,Danfoss and Wilo make it qualified and reliable. 3.Flexible installation Our heat pumps are suitable for many different heating systems to keep house warm and provide hot water. Connect with an exit boiler or replace the old electric/gas/oil heater. Installed for house heating and hot water supplying,solar heating and swimming pool heating(closed water circuit). 4. 2 years warranty ! We provide 1% free spareparts with full container order and 2 years warranty of main parts for factory fault since shipment arrival. 5. After-sale service We can provide free heat pump installation consultation and technical assistant. We can help to purchase other parts related to or recommend reliable suppliers directly. 6. Package and delivery We will put products in thick cartons and wooden pallets outside to avoid any damage during shipping. It will take about a week by air way,30 days by ocean shipping. We will try to provide the best price,products,service and delivery timely.