- Fortafix Flexseal FR Silicone Sealant is a one-part silicone sealant formulated to provide a high degree of fire resistance in a variety of joint configurations.
- It has been independently tested and achieves in certain joint configurations an integrity and insulation value in excess of 4 hours.
- Flexseal FR has excellent unprimed adhesion to most building components and is suitable for sealing a wide range of construction and expansion joints in buildings, where compartmentalisation within the building is required to control spread of fire.
- It cross links at room temperature to give a flexible low modulus seal which will withstand movement of 25% in constant service throughout a wide temperature range.
- Suitable for Glass, Anodised and Mill Finished Aluminium, Steel, St.Steel, rigid PVC, Concrete and other porous surfaces.
- Once cured, the sealant offers superb long-term resistance to heat and fire as well as all other general weather elements
Fortafix Flexseal Black Silicone
Heat Resistant Silicone