Soudal Fire Silicone B1 310ml Cartridge High-Performance Fire-Resistant Sealant

Premium Fire-Resistant Silicone for High-Temperature Applications

The Soudal Fire Silicone B1 is a high-performance, fire-resistant silicone sealant designed to provide superior protection in high-temperature environments. Available in Grey and White variants, this sealant offers excellent fire resistance, ensuring safe sealing of joints and gaps in areas exposed to extreme heat.

With a BS476(20) 4-hour fire rating and a neutral cure formulation, this silicone is specifically engineered to deliver outstanding performance under fire conditions. It is ideal for use in fireproofing applications in both commercial and residential buildings, where fire safety and weather resistance are critical.

Key Features & Benefits

Fire Resistance

• 4-Hour Fire Rating: The Soudal Fire Silicone B1 offers an impressive BS476(20) 4-hour fire rating, depending on configuration. This means it can withstand direct fire exposure for up to 4 hours, making it an excellent choice for firestopping applications in both building facades and internal joints.

• Tested According to EN 1366-4: This product has been rigorously tested to meet the EN 1366-4 standard, ensuring reliable fire resistance in critical areas where fire protection is required.

The Soudal Fire Silicone B1 helps prevent the spread of fire and smoke, ensuring fire safety and contributing to the overall protection of buildings and structures.

Neutral Cure Silicone

• Safe for Sensitive Materials: The neutral cure formulation ensures that the sealant does not release any harmful byproducts during curing, making it ideal for use with sensitive materials, such as metal, stone, and glass.

• Easy to Apply: The neutral cure nature also means that it cures without producing unpleasant odors, ensuring a more comfortable working environment.

This feature makes it perfect for a variety of applications, including areas where sensitive surfaces require sealing under high-heat conditions.

Weatherproof

• Durable in Harsh Weather Conditions: The Soudal Fire Silicone B1 is designed to remain weatherproof in both indoor and outdoor applications. It is resistant to UV radiation, rain, wind, and extreme temperature fluctuations.

• Long-Lasting Performance: The silicone retains its flexibility and adhesion even after prolonged exposure to the elements, ensuring a reliable seal that lasts for many years.

This makes it suitable for use in outdoor applications where weather resistance and UV stability are critical.

Excellent Adhesion

• Superior Adhesion to Multiple Substrates: The sealant provides excellent adhesion to a variety of surfaces, including concrete, brick, glass, aluminum, and steel.

• No Need for Primers: Thanks to its strong adhesion properties, Soudal Fire Silicone B1 typically does not require any primer, making it easier and quicker to apply.

This feature simplifies the application process, reducing preparation time and making it suitable for both professional contractors and DIY enthusiasts.

Versatile Applications

• For Joints and Gaps: It is perfect for sealing joints, gaps, and cracks in areas exposed to high heat, such as around fire doors, chimneys, stoves, fireplaces, and flue pipes.

• Ideal for Fireproofing: This sealant is essential for firestopping applications, providing a barrier that prevents the spread of smoke and flames through joints and gaps in fire-rated walls, ceilings, and partitions.

Whether you’re working on commercial buildings or residential fireproofing, Soudal Fire Silicone B1 offers reliable performance and meets strict fire safety standards.

Applications

The Soudal Fire Silicone B1 is ideal for sealing and fireproofing in various applications, including:

• Fire-rated walls, ceilings, and partitions.

• Sealing around fire doors and firestopping applications.

• Filling gaps and joints in chimneys, stoves, and flue pipes.

• Sealing window frames and door frames in fire-rated installations.

• Sealing in high-temperature environments, such as boilers, fireplaces, and heating systems.

This sealant is perfect for use in both residential and commercial settings where fire safety and weather resistance are critical.

Product Specifications

Attribute Details Product Name Soudal Fire Silicone B1 310ml Cartridge Colour Options Grey, White Boxed Weight Grey: 430g, White: 405g Fire Rating BS476(20) 4-hour fire rating Cure Type Neutral cure silicone Tested Standard EN 1366-4 Weather Resistance UV resistant, weatherproof Surface Adhesion Excellent adhesion to concrete, brick, metal, glass, stone Application Type Joints, gaps, cracks in high-temperature environments Temperature Range Suitable for areas exposed to high heat Flexibility Maintains flexibility after curing Priming No primer required for most surfaces

Frequently Asked Questions (FAQs)

Q: What is the maximum fire resistance rating of the Soudal Fire Silicone B1?
A: The Soudal Fire Silicone B1 has a BS476(20) 4-hour fire rating, depending on configuration, meaning it can withstand direct fire exposure for up to 4 hours.

Q: Can this silicone be used outdoors?
A: Yes, the Soudal Fire Silicone B1 is weatherproof and resistant to UV radiation, making it suitable for both indoor and outdoor applications where fire resistance and weather durability are required.

Q: Is the Soudal Fire Silicone B1 suitable for sealing around fireplaces?
A: Yes, the Soudal Fire Silicone B1 is ideal for fireplaces, chimneys, stoves, and other areas exposed to high heat. It provides a fire-resistant seal to prevent smoke and flames from spreading.

Q: How long does the Soudal Fire Silicone B1 take to cure?
A: The curing time for Soudal Fire Silicone B1 depends on the thickness of the applied sealant and the environmental conditions. Typically, it will cure in 24-48 hours.

Q: Can I paint over the Soudal Fire Silicone B1 after it cures?
A: Yes, once cured, Soudal Fire Silicone B1 is paintable with most common paints, allowing for seamless integration into your project.

Why Choose Soudal Fire Silicone B1?

For areas that require both fire resistance and weatherproofing, the Soudal Fire Silicone B1 is the perfect solution. Its 4-hour fire rating, neutral cure formulation, and excellent adhesion make it a top choice for firestopping and high-temperature applications in both commercial and residential environments. Whether you are sealing around fire doors, chimneys, or stoves, Soudal Fire Silicone B1 ensures fire safety, weather protection, and long-lasting performance.

Soudal Fire Silicone B1 A trusted sealant for fire safety and high-temperature sealing.