The Birtley 1500mm Cavity Wall Lintel CB50 is a robust and durable product designed to provide support over door and window openings in a cavity wall structure. Manufactured by Birtley, this lintel is known for its superior strength and resilience. Its made from galvanised steel, ensuring it resists corrosion and withstands harsh weather conditions. With a length of 1500mm, it suits a wide range of building applications. The CB50 model is specifically designed for cavity walls, providing excellent support and ensuring the structural integrity of the building.