This 4" / 100mm Stainless steel square gravity flaps extractor / supply vent / wall vent is silver...This 4" / 100mm Stainless steel square gravity flaps extractor / supply vent / wall vent is silver and has a universal outlet of 6" / 150mm outer diameter. It is ideal for modern bathrooms, kitchens, home wall vents, heat transfer and ventilation systems, tumble dryers, and industrial use. It features a weather guard seal, screw fixings, and pipe retainer clips.
This 4" / 100mm Stainless steel square gravity flaps extractor / supply vent / wall vent is silver and has a universal outlet of 6" / 150mm outer diameter. It is ideal for modern bathrooms, kitchens, home wall vents, heat transfer and ventilation systems, tumble dryers, and industrial use. It features a weather guard seal, screw fixings, and pipe retainer clips.