The Barras is a high-security grille, designed to assist airflow without compromising security in environments where creating airflow can be difficult due to safety or security considerations. Tested and certified for UK Government applications by the National Protective Security Authority (NPSA)*, the Barras grille provides comprehensive aperture protection for walled environments in sensitive, high-risk sites, including army posts, data centre halls, restricted access offices and vaults.

• Tested and certified to NPSA standards for UK Government use*
• Secure ventilation
• Comprehensive aperture protection for confidential sites
• Internal and external duct spigot options include circular, square, and over-sleeve
• Finish options include hot dip galvanised to meet BS EN ISO 1461 requirements, stainless steel, powder coat, or painted

*Where an NPSA rated door is specified but the configuration does not exactly match the latest NPSA approved listing, any difference and consequential risk is deemed to have been acknowledged and accepted by the client.

**See Frangible Panel datasheet for further information.