This insulated box lintel from Keystone Lintels is manufactured from galvanised steel and measures 3600mm in length. It is designed for use in general building applications, supporting loads over openings such as doors or windows within masonry construction.
The insulation within the box section aids in improving the thermal performance around structural openings. Installers typically fit this lintel across cavity or solid walls, providing structural support above apertures during residential or commercial projects.
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