Founded in 1989, Keystone Lintels is where the Keystone journey began. Today Keystone Lintels is the largest manufacturer of steel lintels in the UK and Ireland.
About Keystone Lintels
The history of Keystone has been one of relentless expansion and continuous innovation whilst redefining the meaning of service in the lintels industry.
The Keystone Group mantra of ‘go through the wall’ for our customers underpins Keystone Lintels’ attitude towards every project and interaction with customers. Their limitless ambition to always find a solution has fuelled an innovative culture within Keystone Lintels.
This commitment to innovation is a promise to their valued customers that they are always striving to create smart construction solutions with them at the centre.
The market leader in steel lintels across the UK & Ireland
Keystone Lintels is proud to lead the way in steel lintel design, production and service.
As a company that prides itself on technical expertise, Keystone Lintels has dedicated technical teams that provide customers with solutions to their complex needs.
Production facilities in Derbyshire, England and Cookstown, Northern Ireland enables Keystone Lintels to provide a fast and efficient service to their extensive network of merchant partners across the UK and Ireland.
Keystone 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
Keystone 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 Feature Lintels
The Keyslip Brick Details range offers unique brick feature product which enable complex brickwork detail to be carried out in a controlled factory environment.
KeyFab Structural Steel
Keyfab structural steel brings the most creative and ambitious build projects to life. Our industry knowledge and leading technical expertise delivers a full design, fabrication and builder support package, bespoke to your project.
Windposts
Keystone Windposts span vertically between floors to provide additional lateral support for large panels of brickwork or large panels with openings.
Masonry Support
Our range of stainless steel masonry support systems are designed to reinforce the outer leaf of masonry on steel and concrete structures.
Non-combustible Cavity Tray Lintel
The Keystone 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 Keystone Lintels projects
Founded in 1989, Keystone Lintels is where the Keystone journey began. Today Keystone Lintels is the largest manufacturer of steel lintels in the UK and Ireland.
Get access to technical resources
Explore Keystone Lintels resources area for brochures, installation guides, technical literature, and CAD/BIM details – everything you need for seamless project planning and execution.