What is the best soundproofing of the piano room?
The general street-like noise with a soft bag to isolate some to ensure that all to try the curtains to the goose down cloth kind of thick things to move away to take the curtains side of the joints to use things to try to make it close
Windows with a vacuum glass want to change the window with the first look at the isolation of the sound frequency less high-frequency things like soft package structure things relatively isolated low-frequency things isolated through the wall
Room walls are soundproofed with empty sponge noise
