2 Pcs 6 Inch Draft Blocker Backdraft Damper Duct Draft Stopper One-Way Airflow Ducting Insert

Description

🚪 Seal the deal on airflow—stop drafts, save energy, and breathe smarter!

This 2-pack of 6-inch backdraft dampers by Kikerike features galvanized steel construction with aluminum flaps and stainless steel springs, designed for easy push-in installation in ventilation ducts. They prevent air recirculation when fans are off, improving HVAC efficiency across residential, commercial, and industrial settings.