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Expanding grilles classed EI 120 (integrity and insulation during 120 min), in accordance with the standards EN-1634-1, to allow ventilation through compartimentation elements. FTR grilles expand at 120ºC sealing the ventilation hole, to comply with the required regulations.

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FTR Rectangular expanding grille classed EI 120. Grille constructed from sodium silicate covered in PVC. 1) Mounting into the wall opening. SPECIFICATION TEXT a- Expanding grille b- Holes have to be plugged by expanding filler c- SCV Grille Supply and mounting of expanding grille for ventilation through compartimentation elements classed EI 120 (integrity and insulation during 120 min), in accordance with the standards EN-1634-1series FTR dim. LxH, constructed from sodium silicate covered in PVC. Manufacturer MADEL. EXAMPLE Ventilation of a storage room. In accordance to fire regulations,...

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