The Catnic Internal Wall Box Lintel Standard Duty 2100mm BSD100 is an essential building component designed to provide structural support over wall openings. Manufactured by leading brand Catnic, this standard duty lintel is expertly constructed from high-quality galvanised steel, ensuring durability and long-lasting performance. Ideally suited for internal wall box applications, it spans a length of 2100mm and features a box design for enhanced stability. This BSD100 model is specifically engineered to bear uniform loads effectively, making it a reliable choice for your construction or renovation project.