An intumescent air transfer grille available in two different sizes. Choose from either 225x112mm or 300x300mm.Read more
These air transfer grilles are fire rated for both 30 and 60 minutes. These are designed for use in fire resisting doorsets and compartment walls. When dormant, the grilles enable air to be circulated throughout the building and in the event of a fire they are designed to close and restrict the flow of hot gases and fire.
• Up to 1 hour fire resistance
• The frames are constructed from Zintec mild steel
• The system is easy to install and maintenance free
A 250mm x 140mm or 340mm x 340mm, Silver Louvre Vent Face Plate to suit an Intumescent Grille.