Sprayman Pro Fire Block Foam – Gun Foam, 20 oz

Sprayman Pro Fire Block Foam is a premium-quality, professional-grade foam sealant designed specifically for use with foam dispensing guns. Offering precise application, this firestop foam spray quickly expands to effectively fill larger gaps and voids. Formulated as a fire retardant spray foam, it provides exceptional insulation and fire resistance, preventing air leaks and enhancing energy efficiency. Class A-Fire Rated, this product is certified under ASTM E84201 and UL standards (ICC-ESL-1058), making it perfect for residential and commercial fire stopping foam projects. For applications requiring a straw applicator, see our Straw Applicator version.

Features & Benefits

• Professional Gun Foam Application: Ensures clean, controlled dispensing and minimal waste.
• High-Quality Fire Resistance: Acts as a fireproof spray foam, significantly reducing fire spread risk.
• Large Gap Coverage: Ideal foam filler for gaps, expanding effectively for comprehensive sealing.
• Enhanced Durability: Provides long-lasting insulation and resistance against moisture and mold.
• Paintable & Easy to Finish: After curing, easily trim and paint foam to match surroundings.

Application Areas

• Electrical Outlets & Pipe Penetrations: Effectively seals penetrations using fire resistant foam spray to limit fire hazards.
• Door & Window Frames: Reliable firestop foam solution providing airtight insulation around window and door frames.
• Wall Openings: Ideal for filling cavities and openings with expanding fire block spray foam to enhance fire safety.
• General Construction: Versatile sealing of structural joints and gaps throughout various construction projects.

How to Use

• Safety Measures: Use gloves and protective eyewear in a ventilated area; avoid inhaling fumes.
• Surface Preparation: Ensure surfaces are clean, dry, and dust-free. Slightly moisten surfaces for best adhesion.
• Product Preparation: Shake can thoroughly. Maintain optimal temperature (~68°F (20°C)) for best application results.
• Application: Attach the can to a foam gun (not included in can options), invert the can, and apply slowly from the bottom up. The foam expands significantly—avoid overfilling.
• Cleanup: Remove uncured foam immediately with an appropriate cleaner; cured foam must be removed mechanically.
• Curing and Finishing: Foam is tack-free in 3–6 minutes and fully cures within 24 hours. After curing, trim excess foam and protect from UV exposure by painting or covering.

Specs

Volume: 20 oz
Color: Orange
Temperature Resilience: -40°F (-40°C) to +194°F (90°C)
Storage: Store upright in cool, dry conditions; avoid temperatures above 122°F (50°C)
Shelf Life: 12 months when stored properly
Certifications: Class A-Fire Rated (ASTM E84201 / UL Classified, ICC-ESL-1058)