General description The Stainless Steel Ventilation Grille is designed for optimal ventilation and air conditioning, measuring 150 mm in diameter. This weatherproof grille is made of high-quality stainless steel, ensuring durability and resistance to corrosion and high temperatures. It features a non-return valve that prevents water from flowing back, providing additional protection against moisture and potential damage. Ideal for use in kitchens, garages, workshops, and exhaust ducts, this versatile solution is perfect for tumble dryers, hoods, and vents. Technical specifications Material: Stainless steel 1.4301 (V2A), polished surface Diameter: 150 mm External dimensions: 184 mm x 184 mm Hole spacing: 167 mm x 167 mm Rear connector for pipes with an internal diameter of 150 mm Installation The installation process is straightforward. The air hood is mounted by inserting the sleeve into the ventilation pipe. Tightening the rubber seal requires a gentle touch. Finally, the ventilation