Jiangsu Dr.Xia Solar Energy Inc
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vacuum tube non pressure solar collector
This non pressure solar collector is widely used for big scale solar hot water project. Price is as half as heat pipe solar collector, because it has no heat pipe inside tubes, and no copper manifold. This collector is usually used for hotel, hospital, swimming pool.
Specification:
1. Inner tank: SUS304 2B stainless steel, 0.41mm.
2. Outer tank: Galvanized steel, 0.3mm.
3. Insulation: polyurethane 32mm.
4. Vacuum tube: borosilicate glass 3.3, 1.6mm thick. Cu/ALN-SS/ALN coating.
5. Stand: Galvanized steel 1.5mm or stainless steel 1.2mm.