Touch 'n Seal Gun Foam II Fireblocking Polyurethane Foam Sealant, 24 oz Can, Orange Bright orange polyurethane, moisture-curing, expanding foam sealant Approved Type V Residential Fireblock Penetration sealant for use around pipes and conduits Provides permanent seal against air, moisture, and insect infiltration,Yield (" bead) - 3,200 linear feet Expands to fill cracks and gaps up to 1.5 inches wide; Bonds to all common building materials Cured sealant is hypoallergenic, non-toxic, non-shrinking, and will not decompose with age