Free shipping from 100,-
Free returns
In stock? Delivery within 5 days*
Price Incl Vat
Slot diffuser with four 500 mm adjustable drums - mixed colour RAL 9005
Slot diffuser with four 500 mm adjustable drums - mixed colour RAL 9005

Slot diffuser with four 500 mm adjustable drums - mixed colour RAL 9005

Article number: 37090044-9005

Brand: Grada

Delivery time: 21 working days
Adviesprijs £84.32

Slot diffuser with four adjustable drums L = 500 mm

The LT350 aluminium slot diffuser comes with four 500 mm adjustable slots and is suitable for supplying cool or warm ventilation air. This adjustable drum jet diffuser is widely used in homes, offices, shops, meeting rooms, and so on. The air slot is individually adjustable by means of a drum. This means the airflow supply can be adjusted by up to 180°.

These hidden drums ensure that the slot diffuser keeps its sleek design. The Grada LT350 drum jet diffuser is suitable for ceiling or wall installation. Install using either the insulated or non-insulated LT350 plenum box.

Slot diffuser featuresValue
Front panel length526 mm
Front panel height149 mm
Number of slots4 slots
Slot length500 mm
Slot height8 mm
Free flow area640 cm²
Air displacement at 3 m/s192 m³/h
Affix toCeiling mounting
ConnectionPlenum box (not included)
Number of adjustable parametersFour, one drum per slot
Nominal length513 mm
Nominal height137 mm

The nominal length and height shown is the cutout size where the slot diffuser is installed, also known as the opening size.

Slot diffuser colours

All slot diffusers are available in mixed colours (see table). Mixed colours are paint finishes which are mixed specifically for you. All products come on 90-day approval (except for products finished with a 'mixed colour blend').

Mixed colourNameCoatingFinish
RAL 9010 (tip)Pure whitePowder coating70% gloss
RAL9003Signal whitePowder coating70% gloss
RAL7001Silver greyPowder coating70% gloss
RAL9005BlackPowder coating30% gloss
RAL9003Traffic whitePowder coating70% gloss

(mixed colours shown in photos may differ slightly)

These mixed colours are available at no extra cost. Prefer a different mixed colour? This can be arranged - please contact us for a custom quote.

Brand Grada
Categorie Slot diffusers with adjustable drums
GTIN 8719544182142
Manufacturer's item number LT354--0500-RAL 9005
Article number 37090044-9005


Front length 526 mm
Air pattern adjustable Yes
Material Aluminium
With end cap left Yes
With end cap right Yes
With volume adjustment No
Right of return No
Without plenum Yes
Coating RAL 9005
Colour type (no surcharge) Bespoke
Number of slots 4
Front width 149 mm


Frequently asked questions