Magnetic coupler for 4 inch duct
Needed a version of this coupler that could fit 4 inch duct, without reducing the airflow
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updated March 15, 2024
Description
PDFNeeded a version of this coupler that could fit 4 inch duct, without reducing the airflow. Used 12 magnets instead of 6 for better hold strength.
Tags
Model origin
The author remixed this model.
Differences of the remix compared to the original
Made it fit 4 inch duct, without reducing. used 12 magnets instead of 6
