DAP Touch n' Foam Max Fill Triple Expanding Foam The original Touch 'n Foam sealant formulated to fill gaps and voids all around the home. Max Fill provides three times the expansion to fill gaps greater than 1 inch wide. Its weather-resistant bond seals out drafts while blocking insects and other pests. It can be used indoors or outdoors. 3X expansion to fill gaps greater than 1 inch wide Weather-resistant bond seals out drafts Blocks insects and other pests Interior / exterior use Paintable / sandable Saves energy Class A fire resistant.