About this document
GGL Roof Window Installation Guide by Gorgan Vlad is a document available to read on EtoBox.
1. The document provides installation guidelines for VELUX GGL Roof Windows in metal roofs with pitches less than 15 degrees. 2. It specifies that the roof window must be installed at a minimum pitch of 15 degrees and supported on a 15mm thick plywood frame fixed to the roof structure. 3. A purpose-made flashing designed to meet building code requirements must be installed by a specialist contractor and guaranteed to be weather-tight.
- Author
- Gorgan Vlad
- Language
- EN