Advantages:
Highly efficient absorber of high performance with daily average efficiency over 50%.
Start up quickly, heat pipe transfer the heat energy into the storage tank in one direction.
Withstand pressure of 6 Bar, can be connected directly with city water.
No water inside the evacuated tubes; the solar water heater can still in service even with several tubes breakage. Highly efficient insulation with polyurethane foam.
Integrated Pressurized Solar Water Heater:
Material of storage tank
Outer tank: colorful steel, 0.4mm thick
Inner Tank: interior SUS 304-2B 1.2 mm/1.5mm
thick Insulation Polyurethane foam, 50 mm
working pressure: 6Bar
Daily efficiency: ≥55% (≥42% in winter)

