Ideal for large spaces with adjustable throw pattern. Compact jet nozzle diffuser for wall or ceiling installations
Medium Impact Flame Retardant
grade ABS 94V-0 rating per
UL standard 94
|Gasket||Open cell polyester foam||–|
|IAO with annular damper||IAO/A||Adjustable airflow rate|
|Reversible IAO model||IAO/R||The discharge air pattern can be reversed from an
efficient and accurate compact jet to a high
aspiration and draftless diffusion air distributor.
Air is supplied into the space at a high velocity.
The supply air mixes efficiently with the room air, with a high induction effect.
The supply air jet can be directed at an angle of 30° when the angle of roll is 360°.
The adjustment of the supply air pattern (model IAO/R) from radial jet position to compact jet position can be performed manually.
2. Fixing screws
The Halton IAO jet nozzle diffuser is fastened to the duct or wall with screws.
Screw in the fixing screws in pre-drilled holes in the front panel.
Remove the diffuser by unscrewing the visible fixing screws.
Clean the parts by wiping them with a damp cloth.
Push the diffuser back into place and screw in the fixing screws.
The circular flange of the front panel and the ball joint are made of plastic with a high fire resistance rating in accordance with the UL94 standard.
The colour of the diffuser is white.
The rear flange is made of anodised aluminium.
The Halton IAO diffuser is be equipped with a sealing gasket.
It is possible to direct the supply air jet at an angle of 30° when the angle of roll is 360°.
The jet nozzle diffuser has a sufficient pressure drop for a self-balancing system with several units.
S = Model
A Adjustable (with damper)
R Reversible nozzle (Compact/wide jet)
D = Connection size (mm)
75, 100, 150, 200
CO = Colour
W White (RAL 9010)
ZT = Tailored product
Y Yes (ETO)
IAO/N-75, CO=W, ZT=N