The DR grille is a supply and exhaust diffuser with individually adjustable horizontal aluminum fins. The DR grille is suitable for most premises.
Mounting can be done with clip-ons or hidden screws. Standard grilles kept on stock, up to sizes with area of 0,12 m² will be delivered with clip-ons. For custom-orders, up to 0,2 m² the grilles can be delivered with either clip ons or hidden screws. For ceiling installation, or together with control damper the use of hidden screws is recommended. Mounting the grille together with a plenum box is only possible with clips and without mounting frame.
See our downloadable catalog.
40 - 1.430 m³/h (10 - 400 l/s) for further details please see the diagrams.
Aluminum frame and aluminum fins electrostatically powder coated with white RAL 9003.