Bundle includes 2 24 oz cans of Great Stuff PRO Gaps & Cracks Insulating Foam Sealant.
Must be used with GREAT STUFF PRO Series Dispensing Gun
Recognized as a fireblock; inhibits the spread of smoke & flames through concealed spaces
Minimal expanding for general purpose building envelope air sealing
Fills gaps up to 3" and expands to take the shape of cracks and voids