The Catnic CG90/100 Cavity Wall Lintel 2100mm is a sturdy and reliable building component, designed to support masonry over openings in a wall such as doors and windows. This lintel is produced by Catnic, a reputable brand known for its quality construction products. Made from galvanised steel, it ensures durability and strength for long-term use. This particular model is designed for use in cavity walls, making it an essential part of any construction project requiring this type of structure.