Flat Plate Solar Thermal Collector

Offers flat plate solar thermal collector. Features: *germany high selective blue coating applied for the absorber *laser welding between full aluminum absorber and copper tubes ensure good conductivity of heat and firm structure; *low iron tempered textured glass with high transmittance up to 92%; *super large effective heat absorption area offers higher heating efficiency and more energy saving; *25 years design life span with max 0.8mpa pressure; *have passed en12975-1, 2, iso9806-1 tests; *solar keymark, srcc certificated.