Packing:
  Export carton
  Test pressure :1.0 Mpa/10 bars
  heat pipe : anti-freezing > -35 degree
  Glass vacuum tube dimensions: 58mm x 1.8m / 47mm x 1.5m
  Coating of vacuum tube: SS-CU-ALN/ALN.
  Heat preservation: 72 hrs
  Hail resistance: 25mm 
  Working  pressure: 0.6MPa/6bars.
  manifold (interior): red copper
  manifold (exterior): aluminum alloy
  Insulation :Polyurethane /Rock wool
Solar collector:
Solar collector
| Application: | Solar Thermal | 
| Type: | Pressurized | 
| Place of Origin: | China (Mainland) |