HELIO is an architectural, square, swirl air diffuser used for introducing or evacuating the air.
The diffuser is recommended for installations with constant or variable air flow and is intended for spaces with a height <4m.
The design of the product determines a high level of induction rate.
The front plate has the external dimensions 595×595 mm and the circular connection Ø470 mm.
The diffuser blades are fixed and arranged radially at the front plate.
For a uniform appearance of the enclosures, the HELIO diffuser can also be used for air evacuation.
The product is delivered with the following elements: mounting bracket, fixing screw, screw cover cap and sealing gasket.
1- Masking cap
2 - Fixing screw
3 – HELIO diffuser
4 - Bracket (mounting crossbar)
5 – Plenum box (opțional)
6 - Perforated damper (optional)
Air introduction - horizontal connection
Air introduction - vertical connection
Ak [m²] - The free surface
NR [dB (A)] - Noise level without room attenuation
∆Pt [Pa] - Pressure loss
D [mm] – Diffuser connection diameter
0 ° blade position - damper open
45 ° blade position - damper inclined
90 ° blade position - damper closed
Values are provided for a plenum diffuser, connection diameter 315mm.
The diffuser can be supplied with a plenum connecting 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.
Optionally, a perforated damper can be mounted on the plenum connection to balance the air flow.
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.
The perforated damper is mounted on the adapter spigot and has the role of balancing the air flow.
The diffuser can be mounted in 600 x 600 mm T-bar false ceiling, continuous ceiling or suspended.
The fixing of the plenum diffuser is done by using a central screw screw
ed into the mounting bracket, positioned inside of the plenum box.
Installation in T-bar suspended ceiling
Installation in continuous ceiling
Suspended in the ceiling