IG L1/HD150 Cavity Wall Lintel birtley The natural variations in the

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IG L1/HD150 Cavity Wall Lintel birtley The natural variations in theThe L1 HD 150 Cavity Wall Lintel is engineered for demanding load bearing applications, designed to support openings in cavity walls with widths of 150 165mm. This robust lintel is ideal for structural use, effectively distributing weight across doors and windows. Crafted from high strength galvanised steel, it features an insulated foam core between the flanges, boosting thermal efficiency and ensuring corrosion resistance. With a one hour fire