Keystone Lintels Limited stands as a premier steel lintel manufacturer, established in 1989. With an unwavering commitment to excellence, Keystone crafts its standard lintel range from top-tier pre-galvanised mild steel, ensuring exceptional quality and durability.

Their extensive range features a diverse array of standard galvanised steel lintels, meticulously engineered to meet and surpass the Thermal Performance standards mandated by all UK building regulations.

With decades of expertise, Keystone Lintels Limited stands as a trusted name in the realm of steel lintel manufacturing, offering unmatched quality and compliance with UK building standards.