Description

Birtley CB90

• Cavity Size: Designed for 90-105mm cavity spans.
• Leaf size: 100mm inner and outer leaf, designed for 100mm blocks and standard size bricks.
• Weight Capacity: Suitable for typical construction demands – please check specifications.
• Galvanised Dipping: Corrosion-resistant.
• Baseplate-Free: Reduces thermal bridging.
• Pre-Insulated: Improves energy efficiency.
• Internal Plaster Key: Enhances plaster adhesion.
• Fire Performance: Achieves a one-hour fire rating (with 2 coat plaster finish)
• Size Range: Available from 750mm to 3900mm.

Not suitable for concrete floors or point loads

The Birtley CB90 (90mm Steel Cavity Wall Lintel) provides robust performance for both residential and commercial construction. Galvanised for enhanced durability, they can support essential load requirements and stand up to even harsh coastal corrosion.

Designed to minimise thermal bridging, this lintel improves the energy efficiency of buildings. Its pre-insulated to help maintain stable indoor temperatures. With an internal plaster key, it ensures a smooth finish and easy integration into the architectural style, facilitating seamless installation.

Fire-tested using BS 476:Part 20: 1987 methods its proven to ensure safety with a one-hour fire rating. With lengths ranging from 750mm to 3900mm, Birtley Steel Lintels offer flexibility for various project specifications, making them a practical choice for ensuring durability, efficiency, and compliance.