3M FireDam Spray 200, Gray

Features :

• Provides up to 4-hour fire protection in construction joints per ASTM E 1966 (UL 2079)
• Highly elastic material maintains performance with up to ± 50% movement capabilities
• Highly elastic sealer is compression/extension tested up to ± 50% of nominal joint width without cracking
• Resists freezing and thaws for a consistent seal in a range of conditions
• Water-based formula cleans up easily and saves time