Questions & Answers for: Phoenix Digital air box

i need to build a box for two were do i find specifications go to rockfosgate.com they have the specs on how to make a box. on their homepage, go to support, then click on woofer box wizard. that ...

...box .Firstly, you get two different types of subwoofers, an open air, or closed air sub. If it is an open air sub ( hole with mesh in the center of the magnet) no ports are required, and the box ...