Min. Order Reference FOB Price
3 Sets US$145.00 / Set
Product Description
Non pressure solar collector 1. Outer board: Aluminum-alloy, thickness 2.0mm 2. Internal bladder: Stainless steel 3. Temperature-warmth layer: Mineral wool 4. Bracket: Stainless steel or Aluminum alloy 5. Vacuum tube: Transition heat-pipe tube(1500mm, 47mm and 1800mm, 58mm, inside 0.5mm copper ...