X-Climate Pro Fire Block Expanding Foam Sealant (12x24oz), Professional Polyurethane Insulating Foam with Fire Block Technology, High Heat.

Fire Block and High Heat Resistance: Specifically formulated for high-temperature uses, offering dependable filling and sealing for penetrations, electrical outlets, pipe exits, and other fire-risk areas. Effective Insulation and Air Sealing: Aids in reducing air movement and energy loss by sealing gaps and cavities, providing robust insulation performance for both interior and exterior applications. Controlled Expansion and Precise Application: Low-expansion formulation allows for managed filling of gaps and cavities, reducing deformation and ensuring neat, professional outcomes. Strong Adhesion and Durable Performance: Bonds well to most common building surfaces; once cured, it becomes water-resistant and paintable for enduring, long-lasting finishes. Professional and Environmentally Conscious Formula: Single-component, gun-grade foam engineered for high yield and efficient use; contains no CFCs or HCFCs for a more eco-friendly solution