Duct Installation

TRS-R

VENTILATION GRILLES, MADE OF GALVANISED SHEET STEEL, WITH INDIVIDUALLY ADJUSTABLE, VERTICAL BLADES, FOR INSTALLATION INTO CIRCULAR DUCTS

Ventilation grille with droplet shaped blades

  • Nominal sizes 225 × 75 – 1225 × 225 mm
  • Volume flow rate range 11 – 930 l/s or 40 – 3348 m³/h
  • Grille face made of galvanised sheet steel
  • Front border with countersunk holes, 27 mm wide

Optional equipment and accessories

  • Grille face in RAL CLASSIC colours
  • Attachments for volume flow rate balancing and air direction control