Sell Heat Pipe Solar Collector
1, Vacuum tube: D58-L1800MM, three-target
solar water heater with heat pipe inside
2, Outer manifold material: Aluminum alloy
3, Frame: Galvanized steel plate with plastic spraying/Aluminum alloy/stainless steel
4, Frame angle: 45,38,30,25degrees
Advantages:
1. Bigger glass vaacuum tube:70mm*1700mm
2. Wider manifold case,much bet..