Build Block online Ltd
External Wall Vent Grille
External Wall Vent Grille
Couldn't load pickup availability
Angled louvred grille for use as final external outlet or inlet for fan installations or general ventilation
For use with 100mm (4') diameter round ducting
Concealed fixing points
Complete with screws and rawl plugs
Anti insect wire mesh included, which can be removed if not required
Dimensions
External dimensions -154mm x 154mm
Depth - 24mm plus
Spigot diameter -100mm
Spigot projection - 20mm
Air flow - 5850 mm2
Spacings between the fixings - approx. 117mm
UV stable - will not change colour in sunlight
Duct is - 100mm wide
Duct is - 350mm long
Duct wall thickness - approx. 2.5mm
Please check all measurements and suitability before ordering.
Exact product colour displayed may vary depending on setup and quality of the device used to view.






















