Soudal Fire Silicone B1 FR is a high quality, neutral, elastic, one-component sealant based on silicone’s which conforms to the DIN4102 B1 standard for fire retardant silicone and has a fire rating up to a 4-hour window in specific joint configurations & when installed in accordance with the manufacturer’s instructions.

Characteristics

• Colourfast and UV-resistant
• Remains permanently elastic after full cure
• Excellent adhesion on most surfaces
• Low modulus
• DIN 4102-Part 2: Class B1