Lintel Type : Cavity Lintels
Cavity Width : 110-125mm
Lintel Duty : Medium Duty
Thermally Broken : No
Wide Inner Leaf? Yes
Stressline
Stressline Medium Duty 125mm Cavity (140mm wide inner leaf) Lintel SL110HDWIL
£178.33 (ex VAT)
Pickup available at Tipton West Midlands
Usually ready in 4 hours
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The Stressline Medium Duty 125mm Cavity Lintel SL110HDWIL is a galvanised steel cavity lintel designed for 125mm cavity wall construction with a wider inner leaf. Specified for inner leaf widths from 125mm to 150mm, it is designed to support blockwork up to 150mm, along with distributed masonry, timber floor and roof loads. The lintel includes built-in insulation, a plaster key and a base plate to the inner flange. Check Stressline's load-span information to confirm suitability for the opening and loading arrangement.
Key Features
125mm cavity construction
Designed for nominal 125mm cavity wall applications.
Wide inner leaf
Specified for inner leaf widths from 125mm to 150mm, including 140mm wide inner leaf construction.
Medium-duty design
Designed for the load applications stated in Stressline's product information. Check the load-span data for the selected length.
Supports blockwork up to 150mm
The product information identifies support for blockwork up to 150mm wide.
Built-in insulation
Integrated insulation forms part of the lintel construction and helps address thermal bridging.
Plaster key and base plate
Includes a built-in plaster key and a base plate to the inner flange for the internal finish.
Galvanised steel
The galvanised coating provides corrosion protection.
12 length options
Available in lengths from 1200mm to 4200mm.
Product Specifications
| Manufacturer | Stressline |
|---|---|
| Product code | SL110HDWIL |
| Lintel type | Medium-duty cavity wall lintel |
| Nominal cavity | 125mm |
| Inner leaf | 125–150mm |
| Maximum stated blockwork width | 150mm |
| Material and finish | Galvanised steel |
| Features | Built-in insulation, plaster key and base plate to inner flange |
| Listed load applications | Distributed masonry, timber floor and roof loads |
| Available lengths | 1200mm, 1350mm, 1500mm, 1800mm, 2100mm, 2400mm, 2700mm, 3000mm, 3300mm, 3600mm, 3900mm and 4200mm |
Typical Applications
The SL110HDWIL is intended for openings in 125mm cavity wall construction where a wider inner leaf is required. It is designed to accommodate inner leaf widths from 125mm to 150mm and support blockwork up to 150mm. Stressline's product information also lists distributed masonry, timber floor and roof loads. Confirm the wall build-up, opening span, load arrangement and bearing conditions against the manufacturer's technical data before selecting a lintel.
Technical Information
Stressline technical specification sheets and product drawings are available in the product media above. Refer to the manufacturer's current technical information for dimensions, load-span details and installation guidance.
Frequently Asked Questions
What cavity is the SL110HDWIL designed for?
It is designed for nominal 125mm cavity wall construction.
What inner leaf width does it suit?
The stated inner leaf range is 125–150mm, including 140mm wide inner leaf construction.
Can it support 150mm blockwork?
Yes. The existing product information states that it is designed to support blockwork up to 150mm.
What loads is the lintel designed to support?
The product information lists distributed masonry, timber floor and roof loads. Check the relevant load-span data for the selected length and actual loading conditions.
Does it include insulation and a plaster key?
Yes. It includes built-in insulation, a plaster key and a base plate to the inner flange.
What lengths are available?
The current Shopify listing offers 12 lengths from 1200mm to 4200mm.
Need Help Choosing a Wide Inner Leaf Lintel?
Contact Wade Building Supplies for help checking cavity dimensions, inner leaf width, lintel length and loading information.
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