This Airvent 401901 Wall Fixing Kit is designed for use with 4" (100mm) extractor fans. The kit in...This Airvent 401901 Wall Fixing Kit is designed for use with 4" (100mm) extractor fans. The kit includes an external fixed grille with louvres and a 4" round spigot, and a solid tube approximately 35cm long. The grille is white. This kit is suitable for walls up to 350mm deep and can be easily cut to length for a perfect fit.
This Airvent 401901 Wall Fixing Kit is designed for use with 4" (100mm) extractor fans. The kit includes an external fixed grille with louvres and a 4" round spigot, and a solid tube approximately 35cm long. The grille is white. This kit is suitable for walls up to 350mm deep and can be easily cut to length for a perfect fit.