Suntask high efficiency heat pipe solar collector SR series with Solar keymark, SRCC certificates:

Model No: SR10-58/1800  SR12-58/1800 SR15-58/1800  SR20-58/1800  SR30-58/1800

1. Manifold (interior): 0.8mm thickness Red copper 
2. Manifold (exterior): 2.0 mm thickness Aluminum alloy 
3. Glass tube dimensions: 58mm x 1.800mm

4. Insulation layer: Glass fiber 30mm
5. Heat preservation: 72-96hrs 
6. Hail resistance: 25mm 
7. Max pressure: 6 bar 
8. Coating of vacuum tube: Ss-c/cu 
9. Frame: 2.0mm thickness Aluminum Alloy 

10. heat pipe material: TU1 copper;

11. heat pipe condenser diameter is 24mm;

12. manifold header pipe diameter is 42mm;