DUCT CLAMP 3

– 4″ duct clamps are best suited for 4″ extractor fans and 4″ ducting, but will also fit 5″ fans and ducting.
– 4″ duct clamps attach the ducting to the spigot of the fan and to the exterior grille

– You may also need ducting, an exterior grille and an interior grille depending on the type of fan being installed. Plese go to using the navigation on the left hand side of any page.