885AL | Wall Cap with Backdraft Damper 6-1/2 x 6-1/2 x 4 Inch Aluminum for 3 or 4 Inch Round Ducts Range Hood & Bath Ventilation Fan | Broan Fans Temperature_60 to 320DEG F This knob lock pin is

This knob lock pin is commonly used in industrial and manufacturing settings for various applications such as positioning workpieces

With its compact size and convenient button design

Made with durable steel construction

Control Board Main for EFT140W

providing ample room for different bathroom needs

885AL | Wall Cap with Backdraft Damper 6-1/2 x 6-1/2 x 4 Inch Aluminum for 3 or 4 Inch Round Ducts Range Hood & Bath Ventilation Fan | Broan Fans Temperature_60 to 320DEG F This knob lock pin is**Broan Wall Cap with Backdraft Damper 885AL: A Ventilation Essential** Maximize the performance of your Broan ventilation system with our Wall Cap with Backdraft Damper (SKU: 885AL). Designed for use with 3" or 4" round ducts, this component ensures optimal air and sound control. **Key Features and Benefits:** Built in bird screen prevents debris ingress Integral damper minimizes drafts and backflow Durable 0. 025" aluminum construction ensures