Birtley HD90 Heavy Duty Cavity Wall Lintel – 3300mm

Birtley HD90 Heavy Duty Cavity Wall Lintel is a robust structural component designed to support cavity walls in various construction applications. With a length of 3300mm, this lintel is suitable for trade professionals and DIY enthusiasts alike, offering a reliable solution for load-bearing scenarios.

Constructed from Mild Steel S275JR and finished with a 65µm Hot Dip Galvanised coating, this lintel ensures exceptional durability and superior corrosion protection. It is designed to provide fire resistance for up to 60 minutes, making it an ideal choice for enhancing the safety of your building projects. The lintel's thermal performance boasts a significant improvement of up to 55% on SAP default value for thermal bridging, while its insulation with Expanded Polystyrene achieves a BREEAM rating of A+.

Specifications

Type: Heavy Duty Cavity Wall Lintel
Length: 3300mm
Cavity Width: 90-105mm
Outer Leaf Thickness: 100mm
Inner Leaf Thickness: 100mm
Weight: 17.6kg per metre
Height: 232mm
Material: Mild Steel S275JR to BS EN10025-2:2004
Finish: 65µm Hot Dip Galvanised to BS EN ISO 1461:2009
Fire Rating: 60 minutes
Maximum UDL: 45kN
Insulation: Expanded Polystyrene - BREEAM rating A+
Minimum End Bearing: 150mm
Unique Features: Must have solid, fully jointed blockwork infill to inner leaf; Plaster key to inner leaf; Structural grade steel to EN10025; Superior corrosion protection via post-fabrication galvanising.

Key Features

• Designed for heavy-duty applications
• Robust and durable Mild Steel construction
• Excellent fire resistance of up to 60 minutes
• Effective thermal performance
  - 55% improvement on SAP default value
• Superior corrosion protection with hot dip galvanised finish
• Suitable for both trade and DIY use