CD-2-90

Description

Square ceiling diffuser with blades positioned in 2 directions at 90ᵒ, made of aluminum, used for air supply or evacuation.
The ceiling diffuser can be used in installations with constant or variable air flow and is intended for spaces with a height <4m.
Used for ceiling mounting.
Allows the air to discharge horizontally at the ceiling level.
The central part is removable which facilitates mounting.
Airflow adjustment can be achieved by mounting an opposed blade damper (OBD) on the diffuser connection.
Diffuser installation is easy.

Technical drawing

Product specifications

1- CD-2-90 Ceiling diffuser
2- OBD Opposed blade damper (optional)
3- Plenum box (optional)

The legend
Ak [m²] - The free surface
Veff [m/s] - The effective air velocity
X [m] - The length of the air jet at a speed of 0.25 m/s
NR [dB (A)] - Noise level without room attenuation
∆Pt [Pa] - Pressure loss

The diffuser can be delivered with a connecting plenum to the circular duct, with horizontal or vertical connection.
The plenum is provided with suspension elements (lugs) and bead roll on the spigot, for easy fixing of the flexible duct.
The product can be accessorized with an opposed blade damper or G4 air filter.

Adapter (plenum box)

The adapter is made of Z140 galvanized steel sheet and has 4 suspension lugs.
On request, the plenum can be insulated with 6 mm thick elastomeric rubber.