Delightseal Fire resistance silicone sealant is a high-performance, flexible, and duct acrylic sealant engineered for passive fire protection. It provides up to 4–5 hours of fire resistance by sealing construction joints and service penetrations, preventing the spread of fire, smoke, and fumes. These sealants are highly flexible, water-resistant, Paintable and adhere to diverse materials like concrete, and steel.