Solar Collectors

Werstahl's selective solar collectors are produced with the highest standards, under strict quality control and continuous testing and certification. Some of the technical specifications are the following:

• Selective aluminum absorber fins with laser welding.
• Copper hydroskeleton made of pipes with 22mm horizontal diameter and 8mm vertical.
• Monoblock aluminum profile, without plastic parts or bolts.
• Mistliet safety tempered glass, 4mm width, low iron, with special rubber and 100 neutral IG silicone between the glass and the alluminum frame, for perfect insulation.
• Double glass-wool insulation, 40mm x 20kg.
• Galvanized steel back plate, of 0.5mm thickness.