Heat preservation: 50mm Polyurethane wholly macninery compression form foam.
Frame: zinc plated steel with powered painting
Inner tank: SUS304-2B for food grade stainless steel,
Outer tank: steel
Vacuum tube Quantity: 15/18/20/24/30/36
Vacuum tube specification: 47x1.5M, 47X1.8M, 58X1.8M, 70X2.0M
Non-Pressurized solar water heater
Non-Pressurized solar water heater
Place of Origin: | Zhejiang China (Mainland) |