Australia SiteLVH Intumescent Fire Door Grilles
The Lorient LVH Intumescent air transfer grilles are specifically designed for use in fire rated door assemblies where pressure relief or extra ventilation is required.
Providing free airflow at ambient conditions; when exposed to elevated temperatures the intumescent material in the slats expands to create a physical barrier to fire and hot smoke.
Fire tested in accordance with AS1530.4 on most AS1905.1 proprietary fire door types, providing up to 4 hour fire resistance.
Grill Sizing & Approved Fire Resistance Ratings
| Fire Door Type | E-Core Mini or Maxi | Firecore Mini or Maxi | Pyropanel FR 38mm or 47mm | Pyropanel Pyrolite 38mm or 47mm | Pyropanel Pandor 38mm or 47mm |
| 450 x 450mm | FRL -/120/30 (up to 3 per leaf) | FRL -/120/30 (1 per leaf) | FRL -/240/30 (up to 2 per leaf) | FRL -/120/30 (up to 2 per leaf) | FRL -/60/30 (up to 2 per leaf) |
| 600 x 300mm | FRL -/120/30 (up to 3 per leaf) | FRL -/120/30 (1 per leaf) | FRL -/240/30 (up 2 per leaf) | FRL -/120/30 (up to 2 per leaf) | FRL -/60/30 (up to 2 per leaf) |
| 600 x 600mm | FRL -/240/30 (up to 2 per leaf) | FRL -/120/30 (up to 2 per leaf) | FRL -/60/30 (up to 2 per leaf) |
United Kingdom
North America
Hong Kong
Singapore