Lintel Type : Cavity Lintels
Cavity Width : 50-65mm
Lintel Duty : Medium Duty
Thermally Broken : No
Wide Inner Leaf? No
Stressline
Stressline Medium Duty 50mm Cavity Lintel SL50HD
£91.66 (ex VAT)
Pickup available at Tipton West Midlands
Usually ready in 4 hours
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The Stressline Medium Duty 50mm Cavity Lintel SL50HD is a galvanised steel cavity lintel designed for cavity widths of 50–65mm. It is specified for supporting masonry loads, distributed timber floor loads and distributed roof loads in suitable cavity wall construction. The lintel incorporates continuous insulation, a base plate to the inner flange and a built-in plaster key. Available in lengths from 1200mm to 4200mm, the SL50HD provides a medium-duty solution for openings where a narrow cavity lintel is required. Always check Stressline's current load-span information to confirm suitability for the selected length and loading arrangement.
Key Features
50–65mm cavity
Designed for cavity wall construction with a cavity width between 50mm and 65mm.
Medium-duty design
Specified for suitable masonry, distributed timber floor and distributed roof loading applications.
Masonry load support
Designed to support masonry loads above suitable openings.
Distributed floor and roof loads
Also listed for distributed timber floor loads and distributed roof loads, subject to the manufacturer's load-span guidance.
Continuous insulation
Insulation is incorporated continuously into the lintel construction.
Base plate to inner flange
A base plate to the inner flange forms part of the lintel construction.
Built-in plaster key
Provides a key for the internal plaster finish.
Galvanised steel
The galvanised finish provides corrosion protection.
12 length options
Current variants are available from 1200mm to 4200mm.
Product Specifications
| Manufacturer | Stressline |
|---|---|
| Product code | SL50HD |
| Lintel type | Medium-duty cavity wall lintel |
| Cavity width | 50–65mm |
| Material and finish | Galvanised steel |
| Features | Continuous insulation, base plate to inner flange and built-in plaster key |
| Listed load applications | Masonry loads, distributed timber floor loads and distributed roof loads |
| Available lengths | 1200mm, 1350mm, 1500mm, 1800mm, 2100mm, 2400mm, 2700mm, 3000mm, 3300mm, 3600mm, 3900mm and 4200mm |
Typical Applications
The SL50HD is intended for suitable openings in cavity wall construction with a 50–65mm cavity. Stressline's product information lists masonry loads, distributed timber floor loads and distributed roof loads. The correct lintel depends on the opening span, wall construction, supported loads and bearing conditions. Check the manufacturer's current load-span information before selecting a length.
Technical Information
The existing product listing includes technical specification images in the product media above. Refer to these and Stressline's current technical information for dimensions, load-span details and installation guidance.
Frequently Asked Questions
What cavity size is the SL50HD designed for?
The SL50HD is designed for cavity widths between 50mm and 65mm.
What loads is the SL50HD designed to support?
Stressline's product information lists masonry loads, distributed timber floor loads and distributed roof loads. Check the load-span information for the selected length and actual loading conditions.
Does the SL50HD include insulation and a plaster key?
Yes. The product information specifies continuous insulation, a base plate to the inner flange and a built-in plaster key.
What finish does the lintel have?
The SL50HD has a galvanised steel finish.
What lengths are available?
The current Shopify listing offers 12 lengths from 1200mm to 4200mm.
How do I choose the correct lintel?
Check the opening span, cavity width, wall construction and loading requirements against Stressline's relevant load-span information. Wade's technical team can help with product selection.
Need Help Choosing a Medium Duty 50mm Cavity Lintel?
Contact Wade Building Supplies for help checking cavity dimensions, lintel length, loading information and the right specification for your project.
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