No sealing rubber is needed and hence no leaking problem
SPP
Features:
1. High pressure storage tank (testing pressure=9bar)2. No vent and less heat loss as compared to low pressure model3. Highly efficient heat pipe technology4. No water introduced into vacuum tube5. No sealing rubber is needed and hence no leaking problem6. Easy plug-in installation7. Anti-freeze.
Key specifications:
1) Tube Specification: Φ58 ×1,800mm with heat pipe, resistance cold -35
2) Three-layer concentric borosilicate glass tubes
3) Inner tank: SUS304 -2B , thickness: 1.2mm
4) Outer tank: Stainless steel, thickness: 0.41mm
5) Insulating layer is high dense polyurethane foam, thickness: 55mm
6) Brackets are stainless steel for both flat and inclined roof, thickness: 1.2mm
7) Max pressure: 0.6MPa
Solar system
