Tenmat - Model NVFB -Non-Ventilated Fire Barrier

Tested in accordance with BS 476: Part 20, TENMAT NVFB Non-Ventilated Fire Barriers provide up to 2 hours fire protection for vertical external wall cavities. The NVFB Non-Ventilated Fire Barrier is used for preventing fire penetration to adjoining compartments within external cavities in a vertical situation for specified periods of up to 2 hours. They are manufactured to suit cavity widths and are held in placed by a combination of compression and multi-purpose brackets