RONRUI is one of the most professional Air Source Heat Pump Water Heater and Wine Cooler manufacturing and supplying enterprise in China, with a complete network of R&D, manufacturing, sales, design, installation, and service. We have been in heat pump and wine cooler business for about 5 years.

EVI air source heat pump for the supply of less than -25 ℃ environments for use. In many countries are commonly used EVI air source heat pump as a way of winter heating, especially in the relatively cold environment, EVI air source heat pump more widely. Low-temperature air to heat the biggest advantage is that in the Arctic environment can still be efficient heating, the traditional room temperature heat pump system, in the face of low-temperature performance challenges, the unit's safety and reliability are often greatly reduced.

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http://www.ronrui.net/air-source-heat-pump/evi-heat-pump/