About This

FIRE BLOCK SPRAY FOAM FOR ADVANCED SAFETY: Stanley Fire Block Foam delivers reliable flame resistance in concealed spaces, helping to slow the spread of fire and smoke between floors, walls, and framing structures.
MULTI-APPLICATION FOAM INSULATION: Ideal for sealing around windows, doors, wall gaps, pipes, and electrical penetrations in both residential and commercial settings. Perfect for renovation and new construction alike.
TEMPERATURE-OPTIMIZED PERFORMANCE: For best results, use the foam at an optimal canister temperature of 68°F. Can be applied in ambient temperatures ranging from 41°F to 86°F, ensuring flexibility in diverse job site conditions.
HIGH YIELD & EFFICIENT APPLICATION: Expands efficiently to fill gaps up to 3", offering excellent coverage with minimal waste. Designed with a straw applicator for precise, user-friendly application. Complies with DIN 4102-1 B2 and UL 723 fire test standards (Flame Spread: 10, Smoke Developed: 15), providing confidence in code compliance and fire protection.
PAINTABLE, WATER-RESISTANT & UV-STABLE: Once cured, the foam becomes rigid and durable—offering strong resistance against water and UV exposure. The paintable surface blends easily into surrounding finishes for a clean, professional appearance.
Class-A Fire Rated for Enhanced Safety: STANLEY Fire Block offers superior fire resistance with a Class A fire rating, ensuring safer residential, commercial, and industrial applications. This UL-certified and ICC-approved product delivers enhanced protection and reliable performance across a wide range of environments.