What if the box is slightly smaller then needed???

[timsm80 10+ year member]

i have a .6 ported box and the sub im looking at requires .75. Will it sound decent???

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[whitedragon551 5,000+ posts]

Grab a bag of 1 pound Polyfill at Walmart for $3 and change. Polyfill will trick the sub into thinking the box is larger than it is. You should only need about 1/2-3/4 of the bag.

 

[Kangaroux 5,000+ posts]

OP what sub?

 

[timsm80 10+ year member]

ID8 V3 D4 - Image Dynamics 8"

 

[whitedragon551 5,000+ posts]

ID8 V3 D4 - Image Dynamics 8"

Is the .6 cubes ported before or after displacement and port?

 

[timsm80 10+ year member]

After