Soudal B2 Fire Rated Expanding Foam Hand Held 750ml
Fire rated polyurethane foam filler. Certified to EN1366-4 for fire resistance up to 2 hours depen...Fire rated polyurethane foam filler. Certified to EN1366-4 for fire resistance up to 2 hours depending on joint configuration. Meets fire class DIN 4102 B2. Ideal for filling around door and window frames, and pipe penetrations where DIN 4102 B2 fire class is required. This foam offers excellent thermal and acoustic insulation properties, with an acoustic rating of 58 dB and an insulation factor of 36mW/mK. It is suitable for both interior and exterior use. The foam is rapid curing, with a cutting time of just 30 minutes, and expands up to 30 times its original volume for excellent yield. It provides excellent adhesion on most substrates without the need for a primer. Store in cool and dry conditions between +5degC and +25degC.
This guide is for professionals and DIY users seeking to understand and effectively use Soudal B2 Fire Rated Expanding Foam. It provides up to 2 hours of fire resistance, making it ideal for filling gaps around door frames, window frames, and pipe penetrations. A key benefit is its excellent adhesion and rapid curing time. However, it's crucial to follow the safety guidelines for proper usage and storage.
All features
Model Part Number
128449
Brand
Soudal
Extended Product Information
FAQs
How long does the foam take to cure?
The foam has a cutting time of approximately 30 minutes, but full cure can take up to several hours, depending on environmental conditions.
Can I paint over the foam?
Yes, once the foam is fully cured, it can be painted over. Use a paint that is compatible with polyurethane foam.
What is the fire rating of the foam?
The foam is certified to EN1366-4 for fire resistance up to 2 hours, depending on the joint configuration.
Is this foam suitable for exterior use?
Yes, this foam is suitable for both interior and exterior applications.
What is the acoustic rating of the foam?
The foam has an acoustic rating of 58 dB.
How should I clean up excess foam?
Uncured foam can be cleaned up with a foam cleaner or acetone. Cured foam can be trimmed with a knife.
What safety precautions should I take?
Wear gloves, eye protection, and appropriate clothing. Ensure adequate ventilation during application. Avoid contact with skin and eyes.
What are the storage conditions?
Store in cool and dry conditions between +5°C and +25°C. Avoid direct sunlight and extreme temperatures.
Troubleshooting
Foam is not expanding properly.
Ensure the can is shaken well before use. Check the expiration date. The surface might be too dry; slightly dampen it before application.
Foam is messy and difficult to control.
Apply the foam sparingly. Use the applicator nozzle correctly. If needed, protect surrounding areas with tape.
Foam does not adhere to the surface.
Ensure the surface is clean and free of dust, oil, or loose particles. Slightly dampen the surface before application. In some cases, a primer may be needed for very smooth or non-porous surfaces.
Pros and Cons
Pros
Provides up to 2 hours of fire resistance, enhancing safety.
Offers excellent thermal and acoustic insulation.
Rapid curing time allows for quick project completion.
Expands significantly for efficient gap filling.
Adheres well to most surfaces without a primer.
Suitable for both interior and exterior applications.
Cons
Requires proper storage to maintain effectiveness.
Expanding foam can be messy if not applied carefully.
Requires using appropriate personal protective equipment (PPE).
May require some practice to achieve optimal results.
Fire resistance is dependent on correct application.
It is a single-use product.
Setup, Compatibility & Care
Preparation: Ensure the surface is clean, dry, and free from dust, oil, and loose particles. For best results, slightly dampen the surfaces before application.
Application: Shake the can vigorously for at least 20 seconds. Attach the applicator nozzle. Apply the foam sparingly, as it expands significantly. Do not overfill the gap; allow for expansion.
Cutting: After the cutting time (approximately 30 minutes), the excess foam can be trimmed with a sharp knife or saw.
Compatibility: This foam adheres well to most common building materials, including concrete, brick, wood, and metal. Always test on a small, inconspicuous area first.
Storage: Store the can in cool, dry conditions between +5°C and +25°C. Avoid direct sunlight and extreme temperatures. Keep the can upright.