This extra heavy duty cavity lintel from Keystone Lintels Ltd is constructed from galvanised steel. It measures 900mm in length, 308mm in width, and 234mm in height, making it suitable for use in a range of structural applications where a robust support is required over door and window openings.
Designed to be used with cavity walls featuring a cavity width between 90mm and 105mm, it accommodates an inner leaf of 100mm and an outer leaf ranging from 125mm to 150mm. The lintel can be installed during the construction of brick or block walls to support masonry loads above structural openings.
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