Boss Firestop 24oz. foam
This foam will adhere to almost any substrate. It installs in seconds and is paint-able. Can be used on vertical and horizontal applications. Excellent acoustic and thermal insulation. It is unaffected by moisture or humidity after curing. CFC free.
- Fills all gaps between 1/4"-3"
- Safe for use around windows & doors
- Adheres to most construction materials like wood, metal, masonry, glass, and most plastics
- Third-party testing confirms that it does not emit any harmful MDI emissions during application
- Contributes to LEED energy savings