ASMACO INTUMESCENT ACRYLIC SEALANT is a high-performance, single-component, gun-grade firestop sealant made from a fire-resistant acrylic formulation. It is designed to seal joints between construction parts and penetrations, offering protection for both combustible and non-combustible materials. The sealant provides up to 4 hours of fire rating, helping to restrict the passage of fire and smoke from one room to another and along escape routes. It is low in VOCs and meets green building requirements. This product is certified in accordance with BS 476 Part 20, ensuring its effectiveness in fire protection applications.