Transfer expanding grilles - FTR

Description :  Transfer expanding grilles - FTR

Expanding grilles classed EI 120 (integrity and insulation during 120 min), in accordance with the standarts EN-1634-1, to allow ventilation through compartimentation elements. Constructed from sodium silicate covered in PVC. Grilles expand at 120°C sealing the ventilation hole, to comply with the required regulations.

Documentation :  Transfer expanding grilles - FTR