Single 4 Inch 100mm Duct Backdraft Blocker with Backdraught Shutter - Prevents Drafts in Dryer Vent Hose, Inline Extractor Fan Vent, and Pipe Connectors
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Product description
- You will receive a Single 100mm 4 inch plastic ducting connector with inline backdraught shutter gravity damper flap. Material PVC plastic. Colour white. Diameter 100mm.Prevent cold air from entering through home exhaust fan ducting using back draught shutter.
- Easy Installation Designed for hassle-free setup, these non-return valve dampers can be quickly and easily installed without the need for professional assistance.
- Universal Compatibility Suitable for connecting with 4-inch duct pipes or flexible ducting hoses, ensuring a snug and secure fit for a variety of ventilation setups.
- Durable Construction Crafted from high-quality materials, these shutter flaps offer long-lasting performance and resistance to wear, making them ideal for both commercial and residential use.
- Cold Air Stopper Acts as an effective barrier against cold air intrusion, maintaining indoor temperature and energy efficiency, especially during colder months.
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