Rota-Jet Diffusers

For supply air, high capacity, rotating drum jet diffuser, providing 30° upward and downward adjustment of the airstream.

Vertical vanes allow 45° sideways adjustment in two planes. Suitable for wall or duct mounting, especially high installation applications.


From extruded aluminium sections throughout, frame 1.6mm thick and heavy vanes and drum. Optional damper is of extruded aluminium.

Plenum connections from 1.0mm thick galvanised sheet steel.

Size and Weight

There are 8 No. sizes to choose from as detailed below.

Rota jet only 17.5kg/m². Rota jet and OBD 25.5kg/m².

Rota-Jet Diffuser product image
Rota-Jet Diffusers

Diffusers range

Air Valve product image
Air Valves

Air Valves

For supply or extract air, fully adjustable inner core which regulates air volume, noise level and pressure drop.

Air-Jets product image


High capacity air jet diffuser consisting of concentric rings assembled with a pivoting eyeball adjustment facility to 30° from its axis.