50tubes Household Vacuum Tube Solar Collector, Solar Collector Hot Water, Hotel Heating System Solar Water Heater Project Large scale solar collectors are formed to generate energy and supply large amount of ... Czytaj więcej
Vacuum Tube Solar Collector For vacuum tube solar collector for big heating project Specifications 1. solar collector for project use 2. high absorbing ,low heat loss 3. Solar keymark from TUV NON PRESSURE ... Czytaj więcej
50 Tubes Colored Steel Manifold Vacuum Tube Solar Collector for Large Capacity Water Heating Specifications 1. solar collector for project use 2. high absorbing ,low heat loss 3. Solar keymark from TUV NON ... Czytaj więcej
Colored Steel Manifold Vacuum Tube Solar Collector For Large Capacity Water Heating Specifications 1. solar collector for project use 2. high absorbing ,low heat loss 3. Solar keymark from TUV NON PRESSURE ... Czytaj więcej
50 Tubes Stainless Steel Double Side Manifold Vacuum Tube Solar Collector Solar Collector Key Features · absorption: >92% · Emittance: ≤8% · Daily Efficiency: ≥55%,≥45% in winte · Max Pressure: 0.6bar · Anti ... Czytaj więcej
Multi Function Vacuum Tube Solar Collector 304 Stainless Steel Double Side Manifold Features 1. Applicable to solar hot water supply / swimming pool heating / house heating. 2. Operates automatically,telecommut... Czytaj więcej
58mm*1800mm solar evacuated vacuum tube Collector Three Target Vacuum Tube Solar Collector Specifications 1. OEM available 2. Intelligent operation 3. High efficiency 4. It works even freezing -36 All glass ... Czytaj więcej
58mm*1800mm 3000L solar evacuated vacuum tube Collector Three Target Vacuum Tube Solar Collector Specifications 1. OEM available 2. Intelligent operation 3. High efficiency 4. It works even freezing -36 All ... Czytaj więcej