The Keystone Extra Heavy Duty Cavity Wall Steel Lintel is a robust solution designed for cavity widths of 90mm to 105mm, ensuring efficient structural support for building projects. Crafted from pre-galvanised steel, this lintel boasts a durable zinc grey finish that combines both strength and aesthetic appeal.

The product meets thermal performance standards set by the building regulations across the UK, ensuring excellent energy efficiency. Its impressive fire performance, tested to achieve a one-hour rating, reinforces its reliability in enhancing building safety. For optimal installation, it is recommended to fill all joints with mortar and place a mortar bed on top of the blockwork to ensure even distribution of load. Propping lintels can also enhance construction speed.

• Suitable for cavity widths of 90mm to 105mm
• Made from pre-galvanised steel for durability
• Zinc Grey colour for a modern finish
• All joints must be filled with mortar
• Propping recommended for faster construction
• Ensures even load distribution across blockwork
• Complies with England, Northern Ireland, and Scotland's thermal standards
• One-hour fire performance per BS 476: Part 20: 1987