Primary aluminium with welded corner-edges, RAL colour painted. Flat or dome doors Glasses with curve-radius more than 3900 are molded, if curve-radius less than 3900 they don't need to be molded and costs are minimized. Glasses can be transparent, coloured or reflecting. Doors can be made with an external inox 316 coating and on request with glued glasses having an external serigraphy. Remarks: Doors are weather resistance due to a special system of combined profiles and appropriated brushes. Endlock is self-locking
