Soudal FR B1 Fire silicone is a neutral cure silicone designed for applications where fire resistance is required.

Ideal for building projects that require a high degree of preventing the spread of fire and smoke.

Highly elastic fire rated neutral cure silicone sealant with a fire rating of up to 4 hours in certain joint configurations according to EN 1366 Part 4.

Key features:

• High level of fire retardation
• Sealant for preventing the passage of smoke and gas
• Very good adhesion on many materials
• Permanently elastic after curing
• Very easy to apply
• Colourfast and UV resistant
• Low modulus
• Not paintable