VELUX GGU White Polyurethane Smoke Ventilation System - All Sizes Window Size::GGU SK08 007040D (114 x 140 cm) You therefore adjust the blind

You therefore adjust the blind using a control bar attached to the bottom of the blind

Installation video:

combined with excellent tensile/tear strength and high wind uplift resistance make Vent3 Classic the professional’s choice as the ultimate breather membrane

Ubbink UB37 Plain Tile Vent with 100mm pipe for extractors

Natural smoke and heat exhaust ventilators are typically used in common access areas such as stairwells and annex connections as well as in industrial buildings and offices

VELUX GGU White Polyurethane Smoke Ventilation System - All Sizes Window Size::GGU SK08 007040D (114 x 140 cm) You therefore adjust the blindThe VELUX Smoke Vent Window Package Includes: 1 x GGU 007040D Electrically Operated White Polyurethane Smoke Vent window 1 x EDW 2000 Tile Flashing or EDL 2000 Slate Flashing including Insulation & Underfelt (please select from drop down menu) 1 x KFC 305 EU Control System 1 x KFA 100 WW Smoke Detector 2 x KFK 300 WW Break glass points Description: Natural smoke and heat exhaust ventilators are typically used in common access areas such as stairwells