- Effective Odor Control: Our backdraft damper is designed to prevent unwanted odors from re-entering your kitchen, ensuring a pleasant cooking environment every time. - Automatic Closure: The valve closes automatically by gravity when the exhaust fan shuts off. This feature prevents harmful gases and dust from flowing back into your living space. - Durable Construction: Made from high-performance materials, this product withstands the demands of a busy kitchen while being resistant to heat and oil. - Smooth Operation: The innovative design guarantees seamless operation of the butterfly backdraft damper during exhaust, providing efficient ventilation when needed. Use Scenarios: 1. Ideal for homes with kitchen exhaust fans, ensuring that cooking odors do not linger or return after use. 2. Perfect for restaurants and cafes, where maintaining a fresh air environment is crucial for customer satisfaction. 3. Suitable for any residential or commercial kitchen setup, enhancing air quality while preventing the entry of indoor pollutants. This backdraft damper combines functionality, robustness, and efficiency, making it an essential addition to any kitchen.