This Keystone lintel is designed for use in cavity wall construction, featuring a length of 4500mm and a cavity width compatibility of 70–85mm. Manufactured from galvanised steel, it provides support over openings in external masonry walls where a robust load-bearing solution is required.
With an extra heavy duty rating, this lintel is typically installed by bricklayers or general builders during structural works. Suitable for projects involving larger external walls, it accommodates an inner leaf of 125–150mm and an outer leaf of 102mm, supporting brick or block masonry above structural openings such as doors and windows.
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