Everbuild B1 Gun Grade Expanding 4hr Fire Foam 750ml 488715 B1FIREGUN

Everbuild B1 Expanding PU Polyurethane 4hr Fire foam Gun Grade 750ml 488715 B1FIREGUN

Barcode: 5029347611729

Sika Code: 488715

MPN: B1FIREGUN

Size: 750ml Tin

The Everbuild B1 Gun Grade Expanding 4-Hour Fire Foam in a 750ml can a professional-grade, fire-rated foam designed for controlled and precise application with a foam gun. Engineered for safety-critical applications, it provides up to 4 hours of fire resistance, making it a trusted choice for sealing gaps, joints, and cavities where fire protection is essential. This foam is ideal for use in fire-rated partitions, service penetrations, and around fire doors and windows. Its advanced formula also offers excellent thermal and acoustic insulation, reducing heat transfer and noise for enhanced building performance. Designed for professional use, the foam’s gun-grade formulation ensures precise dispensing with minimal waste.

B1 Gun Grade Key Features:

• 4-Hour Fire Rating: Provides up to 4 hours of certified fire resistance, meeting strict safety standards.
• Gun Grade Precision: Designed for use with a professional foam gun, ensuring controlled and accurate application.
• Multi-Surface Compatibility: Bonds effectively to wood, concrete, metal, and brick.
• Thermal and Acoustic Insulation: Reduces heat loss and noise transfer for a more efficient and comfortable environment.
• Low Expansion Formula: Expands to fill gaps and voids without excessive waste or overspill.

• Product Details:

  • Size: 750ml
  • Fire Resistance: Certified up to 4 hours.
  • Drying Time: Tack-free in 10 minutes; fully cured within 1 hour (depending on conditions).
  • Coverage: Expands efficiently to fill gaps and joints.

B1FIREGUN Benefits

• Pack of 1 B1 4 hour quick setting fire foam a one part polyurethane Expanding foam with B1 fire retardant properties.
• Expands on application to up to 50 times its original volume
• High degree of fire rating slows down the passage of flames and smoke.
• Quick setting - can be cut, sawn or plastered in 1 hour.
• Economical in use - expands up to 50 times its original volume.
• Fills irregular and broad gaps where most conventional fillers would fail.
• Possesses insulating and Acoustic sound deadening properties.

How to Use:

1. Prepare the Can: Shake the can thoroughly before use.
2. Attach to Foam Gun: Securely attach the can to a foam gun, following the manufacturer’s instructions.
3. Apply the Foam: Dispense the foam into the gap or void, filling it partially to allow for expansion.
4. Allow to Cure: Let the foam expand and fully cure before trimming excess material.
5. Finish: Once cured, the foam can be cut, sanded, or painted to match the surrounding surface.

Applications:

• Sealing fire-rated doors and windows.
• Filling gaps in walls, ceilings, and fire-rated partitions.
• Insulating service penetrations, such as pipes and cables.
• Providing thermal and acoustic insulation in fire-sensitive areas.

FAQs About Everbuild B1 Gun Grade Expanding 4-Hour Fire Foam 750ml

1. What is the fire resistance rating of this foam?
   It is certified to provide up to 4 hours of fire resistance.

2. How is this foam applied?
   The foam must be applied using a professional foam gun for precise and controlled dispensing.

3. What surfaces can it adhere to?
   It bonds effectively to wood, concrete, metal, brick, and other common building materials.

4. Can it be used indoors and outdoors?
   Yes, it is suitable for both indoor and outdoor applications where fire resistance is required.

5. Does it provide insulation benefits?
   Yes, in addition to fire protection, it offers excellent thermal and acoustic insulation.

6. How much does the foam expand?
   It has a low-expansion formula, making it ideal for controlled applications with minimal waste.

7. Can it be painted or finished after application?
   Yes, once fully cured, the foam can be cut, sanded, and painted for a clean and professional finish.

8. What is the curing time?
   The foam is tack-free in approximately 10 minutes and fully cures within 1 hour under normal conditions.

9. Is this foam suitable for sealing service penetrations?
   Yes, it is ideal for sealing gaps around pipes, cables, and other service penetrations in fire-rated partitions.

10. Why should I choose this foam over standard expanding foams?
    Its certified fire rating ensures compliance with fire safety regulations, making it essential for critical applications.

Why Choose Everbuild B1 Gun Grade Expanding Fire Foam?
This foam combines fire safety, precise application, and versatility, making it a reliable solution for both new builds and renovation projects. Whether sealing around fire doors, windows, or service penetrations, its fire-rated performance and clean application ensure professional results.

Demonstration Video on how to use gun grade Expanding PU Foam

Meets the extremely stringent requirements of DIN 4102 Part 1 for Construction Materials Class B and BS476 Part 20 (1987) where fire ratings up to 4 hours are achievable.

"Always read the Technical Datasheet prior to first use to ensure you have the correct information and  product for your application"

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