Fire Resistant Batt

Specifically designed for sealing around service penetrations in Walls and floors, a Single Astroflame board (50mm or 60mm thick) can provide high levels of fire integrity and insulation.Tested in Block Wall, Concrete, Masonry, Plasterboard Partition, Composite Panel and Durasteel Wall. Tested in Concrete Floors.

Offering up to 4 hours fire resistance in accordance with BS4746: Part 20: 1987. Up to Rw 48dB sound reduction achieved by using two boards.

Astroflame Boards consist of a Stone fibre core coated on both sides with Astro Coat which transforms during a fire to prevent the passage of fire and smoke and the transfer of heat.

Unaffected by oil, fungus, moisture, vermin, weather and contains no halogens or asbestos.

ASTRO BATT cut edges or joints should be coated with ASTRO COAT.

If your installation is subject to regular structural movements we stock a flexible fire rated batt and a flexible sealant coating designed to accommodate compression and elongation forces.