Room Darkening Blind Systems

The Astralux 4000 Room Darkening Blind System is designed for use in commercial environments where ease of operation, low maintenance and durability are required.


This blind system consists of an aluminium headbox containing the roller barrel and fabric with side channels and a bottom channel. A range of 100% black-out materials are used to provide a high degree of light exclusion when the blind is fully closed. A range of operating methods and frame colours are available. See NBS spec here.


Want to know more? Just use the resources opposite or contact us for expert advice

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For technical details, site survey or samples call:

01924 371 791

Operation Options Materials Downloads Case Studies

Motorised Operation

Motorised operation with controls from simple switch to links to AV or BMS controls

Gearbox Operation

Gearbox operation with fixed or removeable handle

Side Chain Operation

A continuous ball chain on one side of the blind is used to raise or lower the blind


Astralux 4000 Room Darkening Systems can be installed to sloping and horizontal glazing

Powder Coating

All aluminium hardware can be powder coated to any RAL or BS colour

Heavy Duty Side Channels

Where the blind is large or air movement excessive heavy duty side channels can be used


Range of durable black-out fabrics flame retardant to BS 5867. Download here

Room Darkening Blinds - System 4000

Full spec brochure on dim-out blind systems, manual and electric operation

Obscura PVC Blackout Fabric Range

Performance PVC blackout fabrics for vertical, roller blinds and fully framed blinds.

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