External Ducting Air Vent 100mm White Louvred Grille with Insect-Proof Flyscreen

???? Louvred Design for Weather Protection – Angled slats help block wind and rain. Angled louvred design for effective weather protection. Item Weight: 140 g Item Width: Louvred Wall Vent Grille Number of Blades: 1 Number of Speeds: 1.