Originally Posted by THE TECH
Why is that? They would be tuned to different frequencies.
Sealed enclosures are typically more forgiving of slight variances but it still could change the response enough to the point where you could get cancellation between the two.
I looked into this once but it was for 2 ported enclosures which are much less forgiving to small variances. The manufacturer of the drivers and the installer both said it wasn't a good idea.