50 Tubes Stainless Steel Manifold Vacuum Tube Solar Collector for Large Heating Project Specifications 1. OEM available 2. Intelligent operation 3. High efficiency 4. It works even freezing -36 All glass tube ... Διαβάστε περισσότερα
25 Tubes High Efficiency Colored Steel Vacuum Tube Solar Collector with Feeding Tank for House Specifications Glass Tube Solar Collector 1.OEM available 2.Economical and efficient collector 3.For large quantity ... Διαβάστε περισσότερα
Evacuated Vacuum Tube Solar Collector ISO CE OEM 304 Stainless Inner tank Solar Collector Key Features · absorption: >92% · Emittance: ≤8% · Daily Efficiency: ≥55%,≥45% in winte · Max Pressure: 0.6bar · Anti ... Διαβάστε περισσότερα
Open Loop Circulation Vacuum Tubes Solar Collector For Solar Hot Water Heater Product structure 1. vacuum tube. 2. shield ring. 3. polyurethane foam thermal insulation. 4 shell. 5 the retaining bolt. 6 inner ... Διαβάστε περισσότερα
Three Target Vacuum Tube Solar Collector Large Heating Project Hotel Solar Heating System Specifications 1. OEM available 2. Intelligent operation 3. High efficiency 4. It works even freezing -36 All glass tube ... Διαβάστε περισσότερα