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If you wish to use a vented enclosure, we strongly recommend having your authorized Infinity dealer build it or verify that your design is correct if you wish to build it yourself. An optimum vented enclosure is always larger than the optimum sealed box for the same woofer and will require more space inside the vehicle.
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Reference Series data sheet and note the placed in a sealed box much larger than the Vas differences for different enclosure applications. of the subwoofer, it will perform as if it were in The type and size of box used will produce an infinite-baffle installation.
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