Box Modification SPL Gains

[sundownz]

I've never seen a difference reversing phase... have not played with T/A.

[WOT]

Im gonna have to give that 1/2 PVC tube a try on the inner port side in my wall, cant hurt

[Derrick824]

Im gonna have to give that 1/2 PVC tube a try on the inner port side in my wall, cant hurt

I tried it in my box & lost a tenth.

[xfl]

every box is diffrent... i tried it in mine and picked up 4 tenths