Panel, on copper pipes copper selective carrier (Sellektif) surface of the solder source of hair, or is made with ultrasonic welding technology with the merger.
Panels 50 mm thick plate at the bottom of the glass wool and glass wool around the plate with 20 mm air-conditioning will be wrapped in weather conditions that occur outside the insulation against
heat loss is provided. Lath and 1.2 mm thick ekst
Cloudy weather upgrade the efficiency of the collector surface sellektif Collectors, the sun is low in regions |