Soundproofing Tips
http://lorenzoloka091.unblog.fr/2019/08/05/why-obtain-soundproof-home-window-therapies-for-your-house/
You have a rock band, and also no place to exercise. Well, you can exercise in your cellar, garage, or bed room but you stay in a condo, or a detached residence with next-door neighbors crowding you on both sides.