▲ 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 is influenced, replacement is convenient.
▲ Warm keeper of water tank in the module is frothed with fibre and polyurethane, thickness 50mm;
▲ High quality Galvanize dsteel brackets are strong, stable and windproof.
▲ Tube quantity is optional, from 15 tubes to 30 tubes.