Birtley 290-310 Medium Duty Cavity Wall Lintel CB90HD 750mm - 3000mm

The Birtley 290-310 Medium Duty Cavity Wall Lintel CB90HD provides robust structural support for openings such as windows and doors, ensuring stability and durability. Constructed from high-quality, hot-dip galvanised steel, this lintel is corrosion-resistant, making it suitable for both internal and external environments. This lintel is available in a variety of lengths from 750mm to 3000mm, offering flexibility for various construction projects that require medium-duty support.

• Superior life expectancy due to the Supergalv coating.
• Lack of baseplate and factory fitted insulation reduces thermal bridging.
• Plaster key to inner-leaf.
• Galvanised post-fabrication to provide superior paint protection.
• Structural grade steel to EN10025.

External Wall Lintel Load:

Requirements for Installation:

This lintel must be bedded fully on bricklaying mortar with a cavity tray. The minimum end bearing for this lintel is 150mm.