Catnic Cougar Open Back Cavity Wall Standard Duty Lintel 2100mm CG150/100The Catnic CG150 1002100 Cavity Wall Standard Duty Lintel is expertly designed for modern construction needs, offering a seamless installation experience and robust performance. With its easy to use Cougar open back profile, this lintel is ideal for builders and contractors seeking both reliability and efficiency. Its duplex corrosion protection and built in features ensure that it not only meets structural requirements but also enhances energy