Birtley CB50 Steel Lintel – 2400mm

The Birtley CB50 Steel Lintel is an expertly engineered product designed for use in cavity wall constructions with a cavity size of 50mm. Constructed from mild steel S275JR and coated with a hot dip galvanization finish to BS EN ISO 1461:2009, this lintel ensures exceptional durability and resistance to corrosion. With factory-fitted insulation using expanded polystyrene, it offers superior thermal performance and a BREEAM rating of A+, making it an ideal choice for both trade professionals and DIY enthusiasts.

This lintel provides robust support for brick and block work, with a fire rating of up to 60 minutes when finished with a two-coat plaster system. The absence of a baseplate reduces thermal bridging, enhancing the overall energy efficiency of the building structure. The Birtley CB50 is a reliable option for long-lasting applications in various construction projects.

Specifications

Length: 2400mm
Material: Mild Steel S275JR to BS EN10025-2:2004
Finish: Hot Dip Galvanised to BS EN ISO 1461:2009
Fire Rating: 60 mins (with 2 coat plaster finish)
Insulation: Expanded Polystyrene - BREEAM rating A+
Range: 50-65mm Cavity
Test Standard: EN846-9:2000/2016
Manufacturer: Birtley Group Ltd

Key Features

• Designed for 50mm cavity walls
• Superior corrosion resistance with hot dip galvanization
• Energy-efficient with factory-fitted insulation
• Fire-rated for 60 minutes with plaster finish
• Reduces thermal bridging for improved performance