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Seeking Subwoofer Box Design Advice


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Hey audio guys,

I'm building ported box for under the helm of my 2017 A22. Subwoofer is a Polk DB124. Ideal build specs from website are 1.5sqft box with a 4in diameter port x 10in long.


My design with 0.75in thick MDF wood. 

External Width: 16.5in
External Height: 17in
External Depth: 12.5in

Square port
Internal width: 10in
Internal height: 2in
Internal depth: 6in

Edited by lukehartwig
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