@DrivingForwardBuilds no it's the best way to deaden a door,whatever energy comes from the front of a speaker comes out the back,so you also need to deaden the outer skin as both inner and outer skin's resonate a defuser tile behind the speaker is also needed
You need to deaden the outer skin and ditch that moisture barrier replacing it with dampening material
You are correct. That would be the best to eliminate outside noise.
@DrivingForwardBuilds no it's the best way to deaden a door,whatever energy comes from the front of a speaker comes out the back,so you also need to deaden the outer skin as both inner and outer skin's resonate a defuser tile behind the speaker is also needed