Description and function

The DR grille is a wall-mounted supply and extract air diffuser featuring individually adjustable horizontal aluminum louvres. It is suitable for a variety of applications, providing flexibility in air diffusion. The grille can be mounted using clip-ons or hidden screws. For ceiling installation or when used with a control damper, hidden screws are recommended. Mounting the grille with a plenum box is possible only with clips and without a mounting frame.

Applications

The DR grille is best suited for comfort environments, such as offices, schools, retail stores, restaurants and hotels.

Standard sizes

Refer to table 4 for detailed size specifications.

Airflow range

40 - 1430 m³/h (10-400 l/s)

Materials

The outer frame and louvres are made of aluminum. It is powder-coated in RAL 9003 standard white color.

Optional accessories

• DLKR (supply air) and FLKR (extract air) commissioning boxes with either side (S) or back (B) connection options
• Mounting frame: type RAM
• Control damper: type S