Fixed blade swirl diffuser with external coanda ring, KOOLAIR, model DFRE-GR, dimension _.
Incorporates side connection plenum box made in galvanised steel sheet, with spigot inlet volume control damper.
Diffuser made in steel sheet and decorative ring in aluminum.
Finished in any RAL colour upon request.
Recommended installation height between 2.5 and 3.5 m and ideal for circular visible ducts.
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