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Air Diffusers Ltd.                             Unit 77, Enterprise Centre Michael Way, Warth Park Way, Raunds, 

+44 (0) 1933 697471

Gypsum Diffusers – Linear Slot Diffusers

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For pricing information, discounts and availability, please contact our sales team at or call us on 01933 697471


Ventmann Linear Slot Diffusers set a new standard for slot diffusers. The modern and understated design adds elegance to any interior whilst providing excellent airflow characteristics.

SKU: gypsum-diffusers–line Category: Tags: ,

A frameless gypsum Linear Slot Diffusers suitable for plasterboard ceilings and walls. It is plastered in can be painted with the same paint as the rest of the surface, resulting in a completely seamless appearance. Once installed, the diffuser is permanently fixed into place without affecting ceiling height.

Linear Slot Diffusers diffuser delivers high entrainment airflow designed to mix with the existing air.

All Linear Slot Diffusers can be combined to create continuous linear designs with no line breaks – perfect for sleek, streamlined interior design.

Available in 1-slot, 2-slot or 3-slot models.

Price not includes acoustic box.

Technical Information


Gypsum composite body with black powder coated steel backing.

Diffuser dimensions:

22.5mm diffuser depth

12mm or 18mm slot width

625, 1000, or 1250mm slot length

Supply or extract

Can be combined to create longer lengths if required




Additional information

Slot Type

1 Slot, 2 SLot(s), 3 Slot(s)

Slot Width

12mm, 18mm


625mm, 1000mm, 1250mm


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