Jlind325is
The Velodyne subs I used the Auralex SubDude or Great Gramma on were forward firing so I can't help you there with the down firing part of your question. I do know though for the subs I do have I did get good results by putting them on the Auralex iso platforms.
The Velodyne subs I used the Auralex SubDude or Great Gramma on were forward firing so I can't help you there with the down firing part of your question. I do know though for the subs I do have I did get good results by putting them on the Auralex iso platforms.