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 and tested in Concrete Floors.

Offering up to 4 hours fire resistance in accordance with BS476: Part 20: 1987 and EN 1366-3 : 2009. Up to Rw 60dB sound reduction please refer to the Astroflame technical department.

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.

Astro Batt cut edges or joints should be coated with Astro coat or Astro mastic.

*For specific details please refer to the test certification.

Please note specific fire, acoustic & EI Ratings will vary depending on the thickness of batt used and the configuration, please contact us for confirmation.

For data sheets, test reports and more information please copy and paste this link into your browser: https://www.astroflame.com/fire-batt.html