Cloning work
-folded coverings, profiled coverings, gutters, downspouts
Roofing work
-concrete roofing, fired roofing, bifumen roofing, foil
covering
Carpentry work
-trusses, hammered trusses
-flaps
-isolation of window spaces
Bent profiles
-plumbing, stripe, profiles
Sales of materials-insulation, sheets, coverings.