General description The Ø100mm Adjustable Ventilation Grille is designed for versatile use in various ventilation and exhaust applications. Made from high-quality ABS plastic, this grille features an adjustable air inlet that can be easily controlled by turning a knob. Its detachable black tube allows for convenient cleaning, making it ideal for dryer vent pipes, bathroom vents, air conditioning systems, kitchen fans, and more. Technical specifications Diameter: Ø100mm Material: ABS plastic Installation Can be easily installed on the ceiling or sidewall. Suitable for use as an air inlet or outlet. Exhaust hood must cover the ventilation system to prevent rodents and insects from entering. Usage Perfect for bathroom, office, and room exhaust and ventilation. Adjustable airflow by rotating the knob. The panel can be completely closed when not in use.