Circular diffuser for high ceiling with adjustable central cones.
The design of the product determines a high level of induction rate.
The ceiling diffuser can be used to introduce or evacuate air.
Installation height 2.7-6 m.
The diffuser has adjustable cones.
The ceiling diffuser is available in the following diameters: 100, 150, 160, 200, 250, 300, 315, 350, 400, 450, 500 and 630 mm.
1 - RCD-H Circular ceiling diffuser
2 - DAM-RCDH Control damper (optional)
3 - Plenum box (optional)
Ak [m²] - The free surface
X [m] - The length of the air jet at a speed of 0.25 m/s
Veff [m/s] - The effective air velocity
NR [dB (A)] - Noise level without room attenuation
∆Pt [Pa] - Pressure loss
For more sizes see the Technical Data Sheet (bottom of the page).
RCD-H diffuser can be delivered with a connecting plenum to the circular duct, with a horizontal connection.
The plenum is provided with suspension elements (lugs) and bead roll on the spigot, for easy fixing of the flexible duct.
Optionally can be delivered with DAM-RCDH control damper .
Adapter (plenum box)
The adapter is made of galvanized steel sheet Z140 and is equipped with 4 lugs for suspension.
On request, the plenum can be insulated with 6 mm thick elastomeric rubber.
Control damper DAM-RCDH
DAM-RCDH can be used to adjust the air flow
The diffuser can be installed suspended or in continuous ceiling. The fixing is done with screws in the diffuser connection.
Installation in continuous ceiling
Suspended in the ceiling