The IFD-D intumescent door grille kit is suitable for new or existing Proprietary fire resistant doorsets that may require air transfer or pressure relief. The damper units are slimline with an overall thickness of only 35mm, allowing these kits to be flush fitted within the conventional 35mm & 45mm nominal fire door leaves.
Air Transfer – Pressure Relief Grilles for Fire-Rated Doorsets
IFD-D Intumescent Fire Dampers
- IFD-D Intumescent Fire Dampers