neverest® RKI 5" Professional Backdraft Damper Inline Spring Loaded for Dryer Duct Fits Only with Metal Ducts

The Backflow Preventer valve is a must-have for any residential, commercial, or industrial HVAC application! 🔥 It automatically opens and closes to prevent cold air or wind from entering the ventilation pipe, ensuring optimal performance and energy efficiency.

💡 With its strong spring and versatile installation options (horizontally or vertically), this backflow damper is easy to install and provides a tight seal for ducts.

🛠️ Plus, its durable galvanized steel housing and stainless steel axle and spring ensure long-lasting performance.

💯 Don't miss out on this essential product for your HVAC system! 🔜 Order now and experience the difference for yourself!