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Description The Catnic CH150/100 is a heavy duty steel lintel designed for use in 150mm masonry cavity wall construction . It is built to support typical masonry, timber floor, and roof loads, making it ideal for heavier-duty applications and suitable for fairfaced inner leaf masonry . Key Features: Heavy Duty Support : Designed for demanding load-bearing conditions in cavity wall construction. 150mm Cavity Wall : Supports typical masonry loads in 150mm cavity walls. Open Back Profile : Allows continuous masonry on both inner and outer leaves. Fully Insulated : Supplied with insulation to improve thermal performance. Plaster Key : Includes an integral plaster key for smooth finishing on the inner leaf. Built-in DPC : Features built-in damp proof course (DPC) for moisture protection. Galvanised Steel : Manufactured from galvanised steel for enhanced durability. Black Powder Coating : Finished with Catnic's signature black powder coating for additional protection and a sleek appearance.