Backdraft Damper Airflow Control Valve
Source: MakerWorld by FranCAD
The Backdraft Damper Airflow Control Valve is a free printable 3D model from MakerWorld by FranCAD. This model is a round backdraft (or intake) damper designed to prevent cold air from flowing back into warm air ducts, e.g. You can download the STL file from the original listing below and print it at home.
About this model
This model is a round backdraft (or intake) damper designed to prevent cold air from flowing back into warm air ducts, e.g. a bathroom extractor fan. It allows airflow in one direction while blocking reverse airflow.The model has a cylindrical frame with an hinged flap valve. When air flows through the duct in the intended direction, the flaps open freely to allow air to pass. As soon as the airflow stops or reverses, the flaps swing shut to seal off the duct.Key features:Cylindrical frame with outer diameter of 10cm to fit standard ductworkFrame thickness of 1mmFlap attached to the frame with small hinges along the top edge15% infill recommended for printNo support neededPrinted in ABS, but PLA should be fine tooThis round backdraft damper insert can be inserted into ductwork to prevent r…
Frequently asked questions
- Is this 3D model free to download?
- Yes. Backdraft Damper Airflow Control Valve is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
- Where is the STL hosted?
- The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by FranCAD.
- Who made this model?
- Designed by FranCAD, published on MakerWorld. Please credit the creator when sharing your print online.
- Can I print this at home?
- Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.
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