The Birtley 2400mm Cavity Wall Lintel CB50 is an essential structural component designed for above-door and window installations in building applications. This robust lintel is engineered to support masonry loads, timber floors, and attic trusses effectively. Its solid construction from galvanised steel ensures a high level of durability and resistance against corrosion. The Birtley CB50 is suitable for use with 50mm to 65mm cavity walls, offering a practical solution for various construction projects.