HD90 Heavy Duty Cavity Wall Steel Lintel

The Birtley HD90 Steel Lintel is a heavy-duty cavity wall lintel designed to provide high load-bearing support over door and window openings in masonry construction. Manufactured by Birtley, a leading UK specialist in steel lintels, the HD90 is engineered for applications where higher structural loads are present, offering exceptional strength, durability and long-term performance.

Designed to suit 100 mm inner leaf and 100 mm outer leaf masonry, the HD90 steel lintel distributes loads efficiently across both leaves of the cavity wall. Its galvanised steel construction provides excellent resistance to corrosion, making it suitable for use in external wall applications. Ideal for heavy-duty residential and light commercial projects, the HD90 is commonly specified where wider openings or increased masonry loads are required.

Key Features

• Birtley HD90 heavy-duty steel cavity wall lintel

• Suitable for 100 mm inner leaf / 100 mm outer leaf

• Designed for higher load-bearing applications

• Galvanised steel for long-term corrosion resistance

• Provides strong support over doors and windows

• Manufactured to high quality and performance standards

Typical Applications

• Heavy-duty door and window openings

• Cavity wall construction with increased loads

• Brickwork and blockwork inner and outer leaves

• New-build housing and extensions

• Residential and light commercial buildings

Performance & Workability

• Designed to support higher masonry loads

• Effectively distributes loads across both wall leaves

• Compatible with standard masonry and mortar systems

• Straightforward installation using traditional methods

• Suitable for use in accordance with building regulations

Technical Specification

• Product Type: Steel Cavity Wall Lintel

• Manufacturer: Birtley

• Model: HD90

• Duty Rating: Heavy Duty

• Inner Leaf Width: 100 mm

• Outer Leaf Width: 100 mm

• Material: Galvanised Steel

• Application: Door and Window Openings

Why Choose the Birtley HD90 Steel Lintel?

The Birtley HD90 Steel Lintel is the ideal choice for projects requiring enhanced structural strength in cavity wall openings. Its heavy-duty design, corrosion-resistant finish and trusted Birtley manufacturing quality make it a dependable solution for demanding construction applications.