Stainless Steel Air Vent Grille 150 mm - Weatherproof with Check Valve - for Dryers, Hoods, Ventilations, Exhaust Ducts

Ventilation of space with 150mm Stainless Steel Air Vent Grille. Grill for indoor outdoor use, solution for dryers, hoods, exhaust ducts ventilation pipes. Stainless steel grill corrosion weather resistant. Universal dimensions: diameter 150 mm, grille compatible with 150 mm ventilation ducts, solution for applications, vacuum fans, conditioning units, bathrooms, kitchens, garages, workshops, basements, extractor hoods tumble dryers. Exhaust ventilation use. Anti-return valve: valve closes automatically when fan shuts down, preventing entry of cold air, dirt, insects unwanted objects. Valves open easily at low pressure, ventilation, round back connector prevents water backflowing, protection moisture damage. Installation: Insert air vent into vent duct flexible tube, fix to wall with 4 screws.