Working on the Blackthorn project. More sound mitigation attempts.

The small basement bedroom is where the electrical panel is. It was updated in 2018. New circuits required the drywall ceiling be torn down. Now, 6 years later the ceiling is going back in

The green board is a new product for me: Sonopan II

https://www.mslfibre.com/

I’ve installed it according to MSL directions with roxul soundproofing batts between joists. Hopefully it is an effective sound reduction