Biuro projektowe Schrag Hetphen producent kształtowników zimnogiętych, profili Z, profili C, konstrukcji fotowoltaicznych, profili kontenerowych, elewacji, obróbek blacharskich.

SCHRAG Design Office Metallleichtbau GmbH since 1996, originally in Wilnsdorf, and since 2008 in Netphen, North Rhine-Westphalia.


SCHRAG| Design Office in Netphen provides you with direct benefits thanks to comprehensive know-how and many years of experience in light steel construction.

The range of services ranges from the design of double-layer wall structures and roofs through façades and roofs made of sandwich panels, purlins and transoms systems, metal façades to material lists and component lists.

Static calculations are the basis for making further important decisions related to the construction of a new facility. Therefore, the company’s service portfolio includes both preliminary dimensioning and static calculations.

SCHRAG Design Office has comprehensive know-how in the field of static calculations and construction. The SCHRAG design office in Netphen is your competent partner for:

  • Statics of roof purlins and wall transom systems, skylight bases, etc.
  • Construction and design
  • Assembly diagrams
  • Advice and training in the field of light steel construction
  • Detailed design and creation of the list of components

It provides services related to both simple industrial construction and non-standard projects.


Proven façade systems for modern construction and renovation:

  • Façades made of components – SCHRAG|corpo
  • Panel façades – SCHRAG|pannello
  • Flat sheet façades – SCHRAG|livello
  • Façades made of composite panels – SCHRAG|preciso
  • Substructures

Detailed solutions:

  • Visible or invisible fixings
  • Window sills, coverings for attics and roof edges
  • Passageways and link bridges
  • Individual shapes and welded structures

Protective outer coats:

  • Powder coating
  • Spray painting
  • Anodizing
  • Special coats such as Duraflon®

Our production capabilities:

  • Cutting
  • Bending, shearing, cutting, punching, drilling, embossing
  • Milling of composite panels
  • Bending
  • Welding, gluing, riveting, screwing, grinding

To meet the individual needs of our customers, we offer the following raw materials to choose from:

  • Aluminium
  • Composite panels
  • Steel sheet metal
  • Stainless steel
  • Copper
  • Brass
  • Zinc

Schrag Ingenieurbüro für Metallleichtbau GmbH