VELUX vapour barrier for roof windows measuring 78x140. Helps prevent condensation forming in the roof construction. Complete vapour barrier collar, fully welded in all corners. A fully welded rubber gasket with a double pressure seal guarantees speedy installation and a vapour and air tight solution. Reinforced corners for extra security against perforation. VELUX installation tool helps fit the collar in minutes.
- Helps prevent condensation forming in the roof construction
- Complete vapour barrier collar, fully welded in all corners
- A fully welded rubber gasket with a double pressure seal guarantees speedy installation and a vapour and air tight solution
| SPECIFICATION | |
| Brand | Velux |
| Unit Width of Piece (mm) | 780mm |
| Unit Height of Piece (mm) | 1398mm |
| Unit Weight of Piece (Kg) | 1.144kg |
| Roof Pitch | 15-90 Degrees |