FireStop814™ fire blocking sealant is a single component, non-combustible, non-intumescent material for residential and commercial applications. FireStop814 creates an effective barrier against flames, smoke, and toxic gases with superior adhesion and gunnability. ¥ Colored red for easy inspection ¥ 2 hour fire rating ¥ Excellent adhesion ¥ Smooth consistency ¥ Low V.O.C. ¥ Perfect for use in annular spaces around wires and pipes