200liter high pressure vacuum tube solar water heater Work principle: Compact Pressure System Work Principle: Vacuum tube collect heat from sunshine, ...
300liter high pressure heat pipe solar water heater for Kenya market Work principle: Compact Pressure System Work Principle: Vacuum tube collect heat ...
Domestic hot water heating solar system Work principle: Compact Pressure System Work Principle: Vacuum tube collect heat from sunshine, aluminum ring ...
pressurized solar water heater with flat plate solar collectors Specification: Outer tank material: Galvanized steel, 0.5mm Inner tank material: 1.2mm ...
pressurized heat pipe solar water heater Work principle: Compact Pressure System Work Principle: Vacuum tube collect heat from sunshine, aluminum ring ...