Rectangular ventilation ducts and fittings are made according to standard EVS-EN 1505:2001. Standard products are made of hot-dip galvanized sheet steel. We also make products of other materials, for example of stainless or aluzinc sheet steel.
Rectangular ventilation ducts and fittings are made according to standard EVS-EN 1505:2001. Standard products are made of hot-dip galvanized sheet steel. We also make products of other materials, for example of stainless or aluzinc sheet steel.