Code 8 cast lead sheet: maximum thickness, long-term performance
Midland Code 8 lead flashing is the heaviest and thickest machine-cast lead in the Midland Lead range, with a 3.55mm thickness and nominal weight of 40.3kg/m². Produced from 100% recycled raw materials using a precision drum-casting process, it delivers outstanding resistance to deformation, thermal movement, and long-term creep. Certified by the British Board of Agrément (BBA No. 86/1764) and CE marked to EN14783, it is built to last well over 100 years.
Common questions about Midland Code 8 lead flashing
Code 8 is the thickest option in the Midland Lead range. These answers cover its key specifications, applications, and installation requirements.
View All FAQsMidland Code 8 cast lead measures 3.55mm thick with a nominal weight of 40.3kg/m², making it the heaviest and most robust code in the Midland Lead product range.
Code 8 is suited to flat roofing, pitched roofs, parapet details, box and tapered valley gutters, bay tops, canopies and dormers where maximum thickness and load-bearing performance are required.
Code 8 cast lead typically lasts over 100 years. Midland Lead also backs up this product with a 50-year manufacturer's guarantee for additional assurance.
Yes. It holds BBA Certificate No. 86/1764, CE marking to EN14783 and is approved for use by the NHBC. All Midland Lead sheets are manufactured from 100% recycled raw materials.
Individual Code 8 flashing pieces must not exceed 1 metre in length. Regularly spaced expansion joints are required to account for thermal expansion and contraction due to temperature fluctuations.
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