The Keystone Heavy Duty Steel Lintel HD/K-90 is a robust and reliable solution for supporting structures with cavity widths between 90mm and 105mm. Constructed from high-quality pre-galvanized steel, this lintel ensures excellent durability and resilience, making it an ideal choice for both residential and commercial applications.

Its zinc grey finish offers a sleek and professional look while providing resistance to corrosion. Designed for blockwork built tightly against its inner face, the lintel facilitates quick construction and optimal load distribution with the use of a mortar bed. Compliant with the thermal performance standards of the UK, it meets the requirements of Part L, Part F, and Scotlands Technical Handbook, section 6.

• Suitable for cavity widths of 90mm to 105mm
• Material: Pre-galvanised steel for durability
• Colour: Zinc Grey finish for a sleek look
• Fire Performance: One hour as per BS 476: Part 20: 1987
• Thermal Performance: Compliant with Part L & F regulations
• Designed for even load distribution with mortar bed
• Recommended to prop lintels for faster construction