Description

Unique coated layer, high efficiency: applying the unique several coated layer technology, the temperature of vacuum heat collecting tube could reach **0 0 C , the absorptivity is *3%**6%, the emissivity is less than 4%, could absorb ultraviolet radiation. The heater could work even in the cloudy weather and the freezing weather, and the tube couldn&#**9;t be bursted. Water tank: the inner tank is made by SUS**4/2B food grade stainless steel, and welded by pulse technique. The outer shell fits the inner tank perfectly and beautifully. Bracket: Aluminum alloy section bar bracket, no rusting; Oxidative alumimium plate, protecting the heater from wind and snow. Heat preservation layer: Imported *5mm polyurethane integral foaming layer preserving the heat for *2 hours. Thinking for future use: Leaving some holes for future use, such as for electrical heating and pollution discharging. Automatic water filling: The exclusive automatic water filling system.