✔【Premium Material Construction】The Alorair backdraft damper is crafted from high-quality materials, including a galvanized steel valve plate and a cold-rolled steel housing, ensuring durability and long-lasting performance

✔【Easy Installation】During installation, the backdraft damper should be fully inserted into the ventilation duct and pushed to its maximum depth. When installed horizontally, the spring must be positioned vertically to ensure optimal opening and closing of the damper. This also applies to vertical installations

✔【Enhanced Ventilation Efficiency】The backdraft damper is designed to prevent air recirculation when the fan is not in operation, significantly improving overall ventilation effectiveness.Its robust design and functionality make it suitable for diverse applications, ensuring consistent performance in both everyday and demanding environments

✔【Versatile Applications】This backdraft damper is widely used in a variety of residential, commercial, and industrial settings, including air conditioning systems, exhaust fans, extractor fans, range hoods, heating ducts, and ventilation outlet