The structural construction details (via the Archidat BouwFormatie website) can easily be consulted in various file formats, such as GIF, PDF, NDW, DWG, and DXF. They are subdivided into:
Residential Construction
Residential Buildings
Commercial/Utility Construction
Renovation and Refurbishment
Roval Specification Service and via TotaalDakConcept Specification texts for Roval Aluminium products can be found in the PRODUCTS section on the Roval website. They are also included in the free online specification service of TotaalDakConcept. Here you will find various complete flat roof concepts, such as a PV Panel Roof, a Solar Reflective Roof, Green Roof, Water Retention Roof, and Traditional Roof.