Vent Systems 6" Inch Backdraft Damper – Galvanized Steel Inline Duct Shutter with Heavy-Duty Spring-Loaded Flap and Rubber Seal – One-Way Airflow Blocker for Heating, Cooling and Exhaust Systems
Product details
| Management number | 231702916 | Release Date | 2026/06/18 | List Price | $8.00 | Model Number | 231702916 | ||
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- FITS STANDARD 6” DUCTS – Designed with diameter of 5.87" for round 6-inch ventilation pipes, ensuring a tight inline connection for HVAC ducting, exhaust and heating systems.
- STRONG GALVANIZED STEEL – Made from heavy-duty galvanized steel with stainless steel hinge and aluminum flap, highly resistant to rust, heat and wear.
- PREVENTS BACKDRAFTS – Spring-loaded flap with rubber gasket stops cold air, wind, dust and debris entering the duct, ensuring cleaner airflow indoors.
- INLINE DIY INSTALLATION – Simple insert design fits directly inside ducting, flap opens and closes automatically with airflow, no complex tools required.
- INDOOR & OUTDOOR USE – Reliable backflow damper for heating, cooling, exhaust and ventilation ducts in bathrooms, kitchens, utility rooms and workshops.
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Ducting
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