Dynamat products are used to dampen the inside of car doors to quiet the inside of your car, improving the sound of car audio. This may work well to dampen the glass vibrations.
There are also quilted blankets, woven with batting available, much like the packing blankets Penske trucks issues. These can be found with metal grommets so one can suspend them on the wall with small nails. They can weigh 9lbs. each.
There are also quilted blankets, woven with batting available, much like the packing blankets Penske trucks issues. These can be found with metal grommets so one can suspend them on the wall with small nails. They can weigh 9lbs. each.