Description: Integrated pressurized vaccum tube solar water heater works with pressure up to 0.6 Mpa and can normally work in all climate. The absorptive coating of vaccum tube is ALN/ALN-SS/CU. This coating has high absorbing ratio(0.94) and low emission ratio(0.6). The heat efficiency is 0.64. The life span of the vaccum tube is 15 years.The vaccum tube is made of borosilicate 3.3.No water in the vaccum tube . Even if some vaccum tubes are broken, the integrated pressurized vaccum tube solar water heater can normally work.
Learn more about products detailed description, pricing and service, Please send mail to us!