









🌬️ Stop backflow, start fresh airflow — your ventilation’s new best friend!
The Vent Systems 150 mm Backdraft Damper Stopper is a durable, ABS plastic inline duct insert designed for 6" round pipes. It features an automatic one-way airflow damper that blocks unwanted backflow of cold air, odors, and wind, making it ideal for residential and commercial ventilation systems including dryer vents, extractor fans, and cooker hoods. Easy to install and universally compatible, it ensures efficient airflow and energy savings while maintaining a clean, fresh indoor environment.







| Manufacturer | Vent Systems |
| Product Dimensions | 15 x 15 x 6.2 cm; 108.86 g |
| Size | 150 mm / 5.90" w/Backdraft Damper |
| Colour | White |
| Style | Industrial |
| Finish | Unfinished |
| Shape | Circular |
| Power Source | AC Adapter |
| Voltage | 2.3E+2 Volts (AC) |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Switch style | Touch |
| Special Features | One-Way Airflow |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 109 g |
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