The AVG/F intumescent fireproof ventilation grille comes in two parts, one for each side of the opening, with micro-acoustic material within the internal cavity on both sides. Intumescent strips run along the two long sides of the risk side opening.
It is used on partition walls and doors to provide ventilation between rooms while limiting sound transfer, and seals in a fire. Twelve sizes are available from 150 x 150mm up to 500 x 500mm.
- Up to 60 minutes protection
- Conforms to NEN 6069
- Twelve sizes from 150 x 150mm to 500 x 500mm
Technical documents
Envirograf publish the technical data sheet and safety data sheet for this product on their own site, where the current revision is always shown. Envirograf technical documents
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