With high quality vacuum tubes as solar collector, absorption percentage 91--94%;
Tubes size: Diameter 47mm and length 1500mm;
Module is made of Galvanized steel, beautiful and durable.
The water in the indoor-water tank is under pressure, and the system works with hot water circulation pump.
Working pressure: 0.6MPa.
Heating pipe in the vacuum tubes are made of high quality copper, with our special
Design: Wing shape, more efficient (check the heating pipe picture).
If one vacuum tube is damaged, the whole machine can be work normally, as no other parts are influenced, replacement is convenient.
Warm keeper of water tank in the module is frothed with fiber and polyurethane, thickness 50mm;
High quality Galvanized steel brackets are strong, stable and windproof.
Tube quantity is optional, from 15 tubes to 30 tubes.
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