Aluminium grilles

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The GR Series units are extraction grilles with fixed horizontal blades 45° degree inclined used in the extraction of exhaust air from environments, for the suction of external air and for the expulsion of air outside.
For the grilles intended for positioning at outer flap ranindrop deflector are provided to prevent the entry of rainwater into the duct and rear protection against the entry of small animals.

Technical data

  • Made both versions anodized aluminum and painted RAL 9010
  • 20 mm pitch fixed fins horizontally arranged
  • Standard:
    • Standard sizes from 200x100mm to 1500x1200mm
    • Mounting with screws or clips
    • Galvanized steel damper with opposed blade SC
    • Galvanized steel subframe mounted with clamps to wall UTC
    • Plenum box in galvanized steel with or without insulation PP30 and PP40
  • Filter holder version
  • Versions with a galvanized steel subframe filtering up to a size 1000x600mm
  • Variants of series:
    • Model GR2: Joining upper hinge, lower magnets
    • Model GR3: Joining top hinge, bottom screws
    • Model GR4: Joining upper hinges, knobs less
    • Model GR21: Joining upper / lower clips
    • Model GR22: Joining upper / lower magnets
    • Model GR23: Joining upper / lower screws
    • Model GR24: Joining upper / lower knobs


  • Volume control damper SC



Filter version


GR Series

with regulation damper

rain drop protective terminal blade