A one-component, moisture-curing polyurethane expanding foam approved for fireblock applications with excellent insulation and adhesion performance.
Soudafoam Fireblock is a pink expanding PU foam designed to help seal penetrations while providing excellent adhesion, thermal insulation, acoustic insulation, and easy professional application.
Product Highlights
Foam Type
PU Foam
One-component expanding foam
Application
Fireblock
Approved fireblock foam
Color
Pink
Easy product identification
Standard
ASTM E814*
Modified testing standard
Key Features
Fireblock approved
Designed for approved fireblock applications where sealing penetrations is required as part of the building assembly.
Expanding polyurethane foam
Expands after application to help fill gaps, cavities, and irregular openings.
Easy application
Single-component formulation provides straightforward installation without mixing.
No shrinkage
Formulated to maintain dimensional stability after curing.
Excellent adhesion
Bonds well to most common construction materials and building substrates.
Thermal & acoustic insulation
Provides excellent thermal insulation while helping reduce airborne sound transmission.
Recommended Applications
Wall penetrations
Suitable for sealing penetrations around pipes, conduit, wiring, and similar building openings where permitted.
Residential construction
Ideal for sealing gaps and penetrations in residential framing and building assemblies.
Commercial projects
Suitable for commercial construction where approved fireblock foam is specified.
Air sealing
Helps reduce unwanted air movement while providing insulation around properly prepared openings.
Always apply the foam to clean, stable substrates and allow sufficient curing time before trimming or covering. Follow all manufacturer instructions for the intended application.
Fireblock foam is not the same as a firestop system. Always verify local building code requirements and use approved firestop assemblies where required. Review the Safety Data Sheet before handling or application.
