Square diffuser

Square diffuser with easily removable central core,
KOOLAIR, model 50-FR-4, dimensions _x_ mm, to
supply air in 4 ways. It can incorporate flap damper
(59-MM) or opposed blade damper (-O).
Fixing accesories to be determined. Made in
aluminium. Finished in anodised aluminium or any
RAL colour upon request.
Recommended installation height between 2.5
and 4 m.