The retirement dream home theater - Page 14 - AVS Forum
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Old Today, 07:04 PM - Thread Starter
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Originally Posted by granroth View Post
A few questions for you, Bill.

Did you end up putting duct liner in your duct boot/muffler like you did for the dead vent? Or did it remain just unadorned OSB?

Why did you put what looks like support boards in the corners of the duct boot? Why not just a plain box made of OSB?

Is the white gunk acoustic caulk or duct mastic?
I just didn't trust a OSB to OSB connection without reinforcement so the framing. Yes I used acoustical caulk. I never got around to doing duct liner but no noise to note. However I have yet to put the covers on which may change things.
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