Hi denito,
This all depends on where you are going to mount the other speakers. A good rule of thumb is to have braces every 8". Also, the more you can brace between opposing outer panels the better. Just don't fill it all up with wood. Holes in the braces help reduce the lost volume.
Regards,
This all depends on where you are going to mount the other speakers. A good rule of thumb is to have braces every 8". Also, the more you can brace between opposing outer panels the better. Just don't fill it all up with wood. Holes in the braces help reduce the lost volume.
Regards,