Conversion kit for pane upgrade for windows manufactured from 1992-2001. Upgrading from 15mm to 24mm thick glazing unit, 78x140
| SPECIFICATION | |
| Brand | Velux |
| Unit Width of Piece (mm) | 780mm |
| Unit Height of Piece (mm) | 1398mm |
| Unit Weight of Piece (Kg) | 1.523kg |