LED Trough Lights
3:rock supplies the full led trough lights range — 4 systems.
Ask about this range →Our aluminium LED trough light profiles provide powerful, uniform illumination for advertising objects and other visual communication. They are widely used to brightly and cleanly highlight advertising panels, routed letters, project banners and signposting. Thanks to their intelligent design and high-grade aluminium, our trough light profiles are suitable for various applications in the sign industry, retail and project construction.
Our trough light profiles are made from high-grade aluminium and specially developed for LED lighting. As trough lights are often used in suspended ceilings, trough constructions or wall-mounted solutions, your desired dimensions may not be available as standard. 3:rock can produce LED light troughs entirely made to measure, tailored to your specific needs and requirements. Think of specific lengths, processing or combinations with other LED profiles.
Trough lights are the ideal solution for indirect, atmospheric lighting without visible light sources. Our aluminium trough light profiles offer various technical and aesthetic benefits:
Our LED trough light profiles are widely used in the sign and interior design sectors. Typical applications include:
Our trough light profiles are designed with practicality in mind: easy to install, intelligently combinable and aesthetically refined. This enables you to benefit from intelligent, efficient light troughs for visual communication. We have been specialists in aluminium solutions for over 75 years. You benefit from an extensive and diverse range, fast delivery times, customised production and advice from experienced specialists.
Products
SlimLine L
The SlimLine L profile is a larger aluminium trough light designed for effective illumination of entrances, façades, signage, and construction boards. This ensures your advertising displays remain highly visible both day and night.


- Hinged wall-mount system for optimal light spread.
- Easy installation with quick-fit components.
- Available in multiple finishes.
SlimLine L is an aluminium profile used to build led lighting fixtures, specially developed for illuminating advertising objects such as entrances, façade signage, construction signs, and billboards. The included mounting materials allow the profile to be installed at an angle against the wall, optimising grazing light on the surface to be lit.
It is supplied in standard lengths of 6.15 metres and available in several finishes: mill finish, sliver anodised (VOM-1), or powder-coated in RAL 9016. Custom cut-to-size versions are available on request.
Technical information
| Feature | Adjustable |
|---|---|
| Application | Outdoor use |
| Lighting | Illuminated |
| Light source | Led (on request) |
| Profiles | 6150 mm, mill finish, anodised, or RAL 9016 powder-coated. Other standard RAL colours available on request. |
| Components | Wall mounting, spacer profile, bracket set, cove mounting, hinge mounting, end caps, PMMA slide-in strips |
Availability and lead times for supply through 3:rock are confirmed on quotation.
Ask about SlimLine L →SlimLine M
The SlimLine M profile is an aluminium trough light designed for effective illumination of entrances, façades, signage, and construction boards. This ensures your advertising messages remain highly visible both day and night.

- Ideal for lighting various signage objects.
- Easy installation with quick-fit components.
- Available in multiple finishes.
SlimLine M is an aluminium profile used to build led lighting fixtures, specially designed for illuminating advertising applications such as entrances, façade signage, and construction or billboard signs. Using the included mounting materials, the profile can be installed at an angle against a wall, ensuring optimal grazing light on the targeted surface.
It is supplied in standard lengths of 6.15 metres and is available in several finishes: mill finish, silver anodised (VOM-1), or powder-coated in RAL 9016. Custom lengths (cut-to-size) are available upon request.
Technical information
| Feature | Adjustable |
|---|---|
| Lighting | Illuminated |
| Light source | Led |
| Profiles | 6150 mm, mill finish, anodised, or RAL 9016 powder-coated. Other standard RAL colours available on request. |
| Components | Wall mounting, spacer profile, bracket set, cove mounting, hinge mounting, end caps, PMMA slide-in strips |
Availability and lead times for supply through 3:rock are confirmed on quotation.
Ask about SlimLine M →SlimLine S1
SlimLine S1 is a sleek and stylish aluminium trough light that uniformly and brightly illuminates various signage objects such as boards, channel letters, and tension fabrics.

- Enhances visibility of signage (Front-Lit)
- Suitable for outdoor led applications
- Available in various finishes.
The SlimLine S1 led trough light is designed to optimally illuminate signage and enhance visibility. The slim 6.15-meter aluminium profile is available in various finishes: mill finish, sliver anodised (VOM-1), or powder-coated in RAL 9016. Other RAL colours are available on request, allowing the light cove to match your brand identity or project design.
You can choose between a clear or opal storm-resistant polycarbonate cover.
SlimLine S1 is easy to install and comes with hinge and wall brackets for direct mounting.
Technical information
| Feature | Adjustable lighting profiles |
|---|---|
| Application | Outdoor use |
| Lighting | Illuminated |
| Light source | Led |
| Profiles | 6150 mm, mill finish, anodised or painted RAL 9016. On request in every standard RAL colour. |
| Components | Wall, cove, and hinge brackets, spacer profile, end caps, PMMA strips, and storm-resistant polycarbonate covers. |
Availability and lead times for supply through 3:rock are confirmed on quotation.
Ask about SlimLine S1 →SlimLine S2
SlimLine S1 is a sleek and stylish aluminium trough light that uniformly and brightly illuminates various signage objects such as boards, channel letters, and tension fabrics.

- Enhances visibility of signage (Front-Lit)
- Suitable for outdoor led applications
- Available in various finishes.
The SlimLine S1 led trough light is designed to optimally illuminate signage and enhance visibility. The slim 6.15-meter aluminium profile is available in various finishes: mill finish, sliver anodised (VOM-1), or powder-coated in RAL 9016. Other RAL colours are available on request, allowing the light cove to match your brand identity or project design.
You can choose between a clear or opal storm-resistant polycarbonate cover.
SlimLine S1 is easy to install and comes with hinge and wall brackets for direct mounting.
Technical information
| Feature | Adjustable lighting profiles |
|---|---|
| Application | Outdoor use |
| Lighting | Illuminated |
| Light source | Led |
| Profiles | 6150 mm, mill finish, anodised or painted RAL 9016. On request in every standard RAL colour. |
| Components | Wall, cove, and hinge brackets, spacer profile, end caps, PMMA strips, and storm-resistant polycarbonate covers. |
Availability and lead times for supply through 3:rock are confirmed on quotation.
Ask about SlimLine S2 →Sign Systems
Ask 3:rock about the range
Send us the system name, dimensions and finish you need. We’ll confirm availability and lead times with your quote.
Contact 3:rock →