AFIT Intumescent Air Transfer Grille 150 x 300mm

• Suitable for Vent ducting
• Guarantee - Statutory

Features and benefits

• Enables free air flow through fire resisting doors and compartment walls
• In the event of fire the grill expands to fill the void and prevent flow of fire and hot gases
• Tested to BS476 part 20 / part 22:1987 and approved for use on 30 and 60 minute fire doors
• Free air flow of 307 sq cm
• Use in conjunction with vent cover of the same size to provide a clean finish to the opening