Here you will find a list of the technical specification sheets for the VELUX product range.Click on the links below to download the PDF's. Centre-pivot Top-hung Manual GGL pine Manual GGU white Electric INTEGRA® Solar INTEGRA® GPL pine finish GPU white polyurethane Conservation roof window Smoke ventilation Centre-pivot and top-hung Smoke vent roof window system (n/a) Flat roof smoke vent system (CSP) CABRIO balcony Roof terrace Roof balcony system (GDL) Roof terrace system (GEL) Sloping and vertical Sloping and vertical pine VFE Sloping and vertical white VIU Flat roof window Flat roof kerb CFP fixed without ventilation CVP INTEGRA® electric GGL with ECX kerb (n/a) Sun tunnels Flexible and rigid tunnels