Code 3 milled lead flashing: specification and performance
Roofing Marketplace Code 3 lead flashing is milled from 100% recycled raw materials to a 1.32mm thickness and 15kg/m² nominal weight, making it the go-to specification for soaker applications. Certified by the British standard BS12588, CE marked to EN14783 and approved for use by NHBC. The clean, non-oily milled finish means it is ready to fit straight from the roll in any weather. Supplied by Roofing Marketplace, it carries a 50-year guarantee and is built to last over a century.
Frequently asked questions about Code 3 milled lead flashing
Code 3 is a specific weight and thickness of milled lead. Find answers to the most common questions about its specification, use, and performance below.
View All FAQsCode 3 milled lead, at 1.32mm thick and 15kg/m², is often specified for soaker applications on pitched roofs where a lighter weight lead is appropriate.
Code 3 milled lead from Roofing Marketplace typically lasts over 100 years and carries a 50-year manufacturer's guarantee, backed by British Standards certification.
No. Code 3 milled lead holds BS 12588 certification and is CE marked to EN14783. It is also approved for use by NHBC.
Individual Code 3 lead flashing pieces must not exceed 1 metre in length. Regularly spaced expansion joints are required to manage thermal movement.
Both lead types are almost identical in terms of material performance. It is in the manufacturing process where they differ from each other. Because milled lead is manufactured using rollers, it can be produced to meet more accurate specifications than cast lead.
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