Alpine Type-R 12" Box

[SasquatchBump 10+ year member]

sealed or ported and how much cubic feet??

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[ss3079 5,000+ posts]

Sealed. Check out http://www.alpine1.com/ and look for your sub on there to see what they reccomend for sealed boxes(cft)

 

[derekls 10+ year member]

depends on what size of sub ..10 or 12???

ne ways sealed : for a 10 its .65 to 1.2, for a 12 its .85 to 1.5