Solar Keymark zertifiziert Solarkollektor

Sunpeak series solar collectors have passed Germany ISFH En12975 test and obtained EU Solar Keymark Certificate,and passed Australia ANTL AS/NZS2712 test as well. Features 1. All Aluminum alloy frame and dark gery powder coating Aluminum alloy casing figure terseness and nice profile. Resort to module design and arbitrary combination, make her harmonious with the building perfectly. 2. Using heat-pipe vacuum tube combined with double-layer glass vacuum tube and copper heat pipe as one unit. 3. Absorption coefficient >92 % (AM1.5), Emission coefficient <8% (80), Vacuum P<5x10-3Pa, Stagnation temperature >230°C. Freezing resistance: -35°C 4. Corrosion resistant silver brazed copper condenser. 5. Maintenance free, warrant your enjoying clean hot water for years. 6. Easy plug-in installation with hermetic insulation layer promise the max. thermal reservation. 7. Perfect modular solar collector for domestic solar water heater system and commercial application.