the great flexibility in use of components VDI (Canopy with Integral Drainage), steel or aluminium, facilitates the implementation of all types of works. Its exceptional properties of use, answer all the forms of architectural creations. Guaranteed economies in manufacture, VDI applies to all projects, of the canopy to the Spéciaux works. Discover our examples of achievements by types of works: Canopies, frontages, floor of glass, works resistant to fire... Systems VDI, are marks and patents deposited.