... heat energy. The heat is normally absorbed by water, or a freeze resistant water mix, which can then be used to ... Parks, Hotels, Schools, Public Showers/Kitchens , Restaurants 5) For large scale water heatingMain feature1) Reliable, efficient, twin-glass evacuated tubes 2) Red ... Specification:ModelDia. of tubeLength of tubeNo.(pcs)Support capability of water (L)Loading20’/40’/40’HQ pcsITM-SC58-1.8-12 ...