Steel Lintels
Our steel lintel range is the largest published range of lintels in the UK, consisting of standard leaf lintels, wide inner leaf, wide outer leaf, short outer leaf, box lintels rolled steel (RS/RSC or RSJ), closed eave, timber frame lintels and special lintels like arch and apex lintels.
Made in our factory in Leicestershire, Stressline steel lintels are the benchmark of structural building products. The comprehensive range means that whatever your building need, we will have the solution, and if you can’t see it in our brochure, our technical and development team can look to create a suitable product.
Our lintel brochure has comprehensive details about steel lintel loading spans in the loading tables provided, and our experienced teams can offer years of experience with regards to installation, specification and general product knowledge.
Technical Support
Our technical team can provide full technical support including lintel scheduling, specification advice and support, and lintel installation advice. To contact our technical team visit the technical support page. And you can download the specification sheet here.
Ask us a question
Do you have a question? Whatever it is, technical, product related, CPD, then get in touch. Scroll to the bottom of the page and give us your name and email address, so we can reply, and pop your question in the box. We will get back to you as soon as possible.Standard
Leaf

APPLICATION
Standard and Heavy Duty (HD and HDX)
Designed to support:
• Masonry loads
• Masonry loads and uniformly distributed timber floor loads
• Uniformly distributed roof loads (in most cases HD lintel type is required)
Wide Inner
Leaf (WIL)

APPLICATION
These lintels are suitable to support a 125-150mm inner leaf of blockwork.
Standard (WIL) and Heavy Duty (HD WIL and HDX WIL)
Designed to support:
• Masonry loads and uniformly distributed timber floor loads
• Uniformly distributed roof loads (in most cases HD lintel type is required)
Wide Outer
Leaf (WOL)

APPLICATION
These lintels are suitable to support a 125-150mm outer leaf of blockwork or stonework.
Standard (WOL) and Heavy Duty (HD WOL and HDX WOL)
Designed to support:
• Masonry loads and uniformly distributed timber floor loads
• Uniformly distributed roof loads (in most cases HD lintel type is required)
Short Outer
Leaf (SOL)

APPLICATION
These lintels are suitable to support a 75mm outer leaf of cant brick or 100mm wide decorative head detail.
These lintels are designed to support:
• Masonry loads and uniformly distributed timber floor loads
• Uniformly distributed roof loads (in most cases HD lintel type is required)
Rolled Steel
Sections

APPLICATION
Rolled Steel (RS) and Rolled Steel Channel (RSC) fabricated lintels are designed for extreme loading conditions:
• Masonry loads
• Concrete floor loads
• Attic truss loads
• Point loads: compound trusses, steel beams, etc
Closed
Eaves

APPLICATION
Open Back Lintel (E)
Designed to support:
• Standard truss roof loads
Heavy Duty Box Section Lintel (E HD and E XHD)
Designed to support:
• Attic trusses
• Compound trusses
Timber
Frame

APPLICATION
Timber Frame Lintels (TF) are designed for use in timber frame construction and are intended to support the outer leaf of masonry only, generally brickwork.
Single Leaf
Ext Solid Wall

Meter Box (MB), Tray (TR) and Channel (CH)
Designed to support:
• 100mm external leaf solid blockwork
• 102mm external leaf brickwork
• 140mm external leaf solid blockwork
(MB WOL, TR WOL and/or CH WOL) Find out more
Internal
Solid Wall

APPLICATION
Galvanised steel box lintels are designed to support:
• Concrete floor loads
• Masonry loads, timber floor joists and/or roof trusses
• Attic truss loads
• Point loads
External
Solid Wall

Galvanised steel box lintels are designed to support:
• Concrete floor loads
• Tile hanging
• Masonry loads
• Timber floor joists
• Attic truss loads and/or roof trusses
• Point loads: compound trusses, steel beams, etc
• SL200 BOX is designed to support 19:1 load ratio
• SL200 CH and SL200 ‘T’ are designed to support 1:1 load ratio Find out more
Special
Lintels

Stressline Special Lintels are designed and manufactured to suit the most innovative of window designs and styles including:
• Semi-circular arch
• Segmental arch
• Parabolic arch
• Gothic arch
• Venetian arch
• Apex lintel
• Corner lintel
• Splayed bay lintel
• Square bay lintels Find out more