Everbuild Professional Quick Setting Expanding Foam | 1 x 750ml

This Everbuild foam expands significantly and fills gaps. It insulates and deadens sound after about an hour of setting.

• The description claims the foam expands up to 50 times its original size.
• The description claims it can be cut, sawn, plastered, and sealed after one hour.
• The description claims it insulates and deadens sound.