Vacuum boiler

1.Excellent Safety The Vacuum pressure is lower than surrounding atmospheric pressure. Six levels of safety features that protect it from expansion explosion and damage. 2.No need for an inspection or a license to operate No threat of expansion, explosion and breakage, no need for special inspection. The most up-to-date control devices make anyone can operate the unit safely and easily. 3.Semi-Permanent Life Span and Clean Management Keeping air tight all times, no damage can occur from oxygen related corrosions or deterioration of the main body. Heat is exchanged through stainless steel pipes and the life span is semi - permanent.