Velux Pitched Roof Smoke Ventilation Systems

Velux Pitched Roof Ventilation System - Slate FlashingGGU SD0L140 - GGU0070 roof window and flashings for slate up to 8mm thick.U-value 1.3 W/m2k

Velux Pitched Roof Ventilation System - Tile FlashingGGU SD0W140 - GGU0070 roof window and flashings for tiles up to 120mm in profile.U-value 1.3 W/m2k