This insulated box lintel from Keystone Lintels is designed for use in standard duty applications across general building projects. Manufactured from galvanised steel, it provides a robust structural solution for supporting loads over doorways and window openings.
With a length of 1350mm and built-in insulation, it is typically installed above masonry openings in new builds or refurbishments to maintain thermal efficiency. The lintel is suitable for common wall constructions, ensuring strength and reducing thermal bridging on site.
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