Intumescent Mastic (310ml)

Intumescent Mastic is a high-quality, water-based acrylic sealant available in a convenient 310ml cartridge. This product is designed for exceptional fire protection, sealing gaps around doors, windows, cables, and wires. It effectively fills small voids to maintain fire resistance. When exposed to heat, its unique formula swells, increasing its volume to block any air gaps. Additionally, it produces a char that slows down heat transfer and blocks smoke and toxic gases. Key Features: Fire Protection : Expands when exposed to heat to block air gaps and maintain fire resistance. Water-Based Acrylic : Easy to apply and clean up. Versatile Use : Ideal for sealing gaps around doors, windows, cables, and wires. Heat-Activated Expansion : Swells upon heat exposure to fill gaps and prevent the spread of fire. Char Formation : Produces a char that slows heat transfer and blocks smoke and toxic gases. Single Cartridge Size : Available in a 310ml cartridge for convenience. Expert Assistance : Our expert team is available to assist with any questions or needs.