A broad line of firestop caulks and sealants used to prevent the spread of fire, smoke, toxic fumes and moisture. Good for both joint and through-penetration applications. Fire ratings of up to 4 hours. Re-enterable/repairable.
Our pillows intumesces (expands) and locks itself into place, completely surrounding the penetrant(s) stopping smoke, fire and toxic gases from spreading to the next room or next floor for the rated time period. They are easy to install and great for retrofit project.