Fireblock Foam Sealant

This self-extinguishing polyurethane fireblock foam sealant is designed to impede the spread of fire and smoke through service penetrations. It adheres to wood, metal, masonry, glass, and most common building materials and dispenses using either a straw adapter or foam gun. - Orange color - B2 fire rating - UL Classified - 18-month shelf life - Gun foam can reusable for 30 days when left attached to dispensing gun