An intumescent louvre grille measuring 225 x 225mm with a silver louvre face, combining fire-rated air transfer performance with a decorative louvre finish. The mid-size square format suits a wide range of fire-rated door and partition applications, while the intumescent material expands under heat to seal the opening and maintain fire integrity for the rated period.

Supplied as a single grille.

• Type: Intumescent louvre grille
• Dimensions: 225 x 225mm
• Face finish: Silver louvre
• Application: Fire-rated doors and partitions

Also available in 150x150mm, 150x300mm, 300x300mm, and 112x225mm. For plain intumescent grilles, see the Intumescent Air Transfer Grille 225x225mm. Browse the full ventilation range.