Thanks for this. Very cool. Im on a very quiet street but the pane window behind my system is huge 8'8" x 6' 8", sonically a negative, especially with Open Baffle speakers. I have thought to apply fake brick panels, but preparing to sell, but I have Japanese screens breaking up a lot of the problem
Custom Window Sound Blockers
I was today years old when I realized they made press-in sound blocking solutions for windows. I have never heard them so I need a well-heeled guinea pig from A'gon to please try them out and report back.