✅ Optimize ventilation of your space with our 100mm Stainless Steel Air Vent Grille. Built to last, this heavy-duty grill is ideal for indoor and outdoor use, providing an effective and durable solution for dryers, hoods, exhaust ducts and ventilation pipes. ✅ High-quality material: made of stainless steel, our grill is corrosion and weather resistant, ensuring a long service life and optimal performance even in harsh conditions. ✅ Universal dimensions: with a standard diameter of 100 mm, this grille is compatible with most 100 mm ventilation ducts, providing a versatile solution for various applications, including in vacuum fans, conditioning units, bathrooms, kitchens, garages, workshops, basements, extractor hoods and tumble dryers. Ideal for exhaust and ventilation use. Anti-return valve: The internal valve closes automatically when the fan shuts down, preventing the entry of cold air, dirt, insects and other unwanted objects. These valves open easily at low pressure, ensuring efficient ventilation, while the round back connector prevents water from backflowing, providing additional protection against moisture and potential damage. ✅ Easy installation and quality customer service: The installation is quick and simple, taking just a few minutes. Insert the air vent into the vent duct or flexible tube, then fix it to the wall with the 4 screws provided. We are committed to providing exceptional customer service, responding to all inquiries within 24 hours and offering refund or replacement options if there is any problem, thus ensuring a risk-free shopping experience., Manufacturer: AIROPE