The Catnic BSD100 lintel is a cost-effective box lintel for internal blockwork walls. Available in several sizes, it is double protected with galvanising and powder coating for durability and corrosion resistance. It offers lightweight strength and is suitable for solid or block walls. The faces are prepped for easy plastering or can be left exposed for a contrasting finish. This lintel is an ideal choice for modern open-plan designs, providing excellent load resistance and ease of fitting.