Founded in 1958, IG Lintels has a strong heritage in innovation. IG Lintels joined the Keystone Group in 2006, becoming the UK's largest manufacturer of steel lintels.
About IG Lintels
IG Lintels is the expert choice in the design, development, manufacture and supply of standard and custom-made steel lintels.
IG’s extensive range of innovative steel lintel solutions includes standard steel lintels, special steel lintels, brick slip feature lintels, energy efficient lintels, structural steel solutions, non-combustible cavity tray lintels and windposts.
IG Lintels has large manufacturing facilities in Swadlincote, South Derbyshire while its headquarters and place of origin, remains in Cwmbran, South Wales.
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IG Lintels Cwmbran
Marford House, The Pavilions, LLantarnam Business Park, Cwmbran, Wales, NP44 3FD
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The Keystone Group HQ
Ballyreagh Industrial Estate, Cookstown, County Tyrone, Northern Ireland, BT80 9DG
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Better by Design
IG Lintels invented the original open-back lintel, which has became the industry standard.
The IG Lintels brand is synonymous with innovation and expert lintel design. The experienced IG design team is trusted by the UK’s largest house builders to deliver steel lintel solutions that push the boundaries of design, bringing ambitions architectural visions to life through their expert design service.
IG Lintels Product Range
By continuing to ‘go through the wall’ for our customers – we have created a strong and sustained growth trajectory over the last 36 years. Our journey has never lost focus of delivering construction solutions that are world class and add value for our customers.
Hi-therm+ Lintels
Hi-therm+ offers a cost effective solution to lowering carbon emissions within SAP, offering significant savings compared to other popular alternatives.
Steel Lintels
IG Lintels produces a wide range of steel and stainless steel lintel solutions for the construction industry.
Special Steel Lintels
IG Lintels supports specifiers to push the boundaries and possibilities in special steel lintel design with their bespoke design service.
Brick Slip Feature Lintels
IG leads the way with innovative Brick Feature products supported by an industry leading design service and fully comprehensive technical support.
KeyFab Structural Steel
Keyfab is IG's structural steel design and fabrication service, making them your one provider for steel lintels and structural steelwork.
Windposts
IG Windposts span vertically between floors to provide additional lateral support for large panels of brickwork or large panels with openings.
Masonry Support
IG offers an advanced range of stainless steel masonry support products and revolutionary brick slip soffit systems for the construction industry.
Non-combustible Cavity Tray Lintel
The IG Non-combustible Cavity Tray Lintel offers a non-combustible stainless steel single leaf lintel with combined cavity tray.
Cavity Trays
Enabling a fast and simple installation, Cavity Trays are obtainable off the shelf in easy-to-handle flat packs which are pre-creased to be easily hand-folded on-site.
View some IG Lintels projects
Founded in 1958, IG Lintels has a strong heritage in innovation. IG Lintels joined the Keystone Group in 2006, becoming the UK's largest manufacturer of steel lintels.
Get access to technical resources
Explore IG Lintels resources area for brochures, installation guides, technical literature, and CAD/BIM details – everything you need for seamless project planning and execution.