ALM Code 4 Milled Lead Roll - 450mm / 18 inch x 3m / 6m

ALM Code 4 Milled Lead Roll - 450mm / 18 inch x 3m / 6m is a durable milled lead sheet used for roofing flashings, abutments, chimney details and pitched roof weathering work.

Code 4 lead is a popular general-purpose roofing lead because it is strong, flexible and resistant to corrosion while still being easy to dress and shape on site. At 450mm wide, this roll is suitable for medium-width leadwork details where an 18 inch width is required.

Best for

• Roof flashings and abutment details
• Chimney flashings and step flashings
• Valleys, bay tops, canopies and pitched roof weathering details
• Tile and slate soakers where Code 4 and a 450mm width are specified
• Roofers needing a 450mm / 18 inch Code 4 lead roll

Key features

• Code 4 milled lead roll
• Width: 450mm / 18 inch
• Available in 3m and 6m roll lengths
• Thickness: 1.80mm
• Approximate weight: 28kg for 3m / 55kg for 6m
• BBA certified
• Manufactured to BS EN 12588:2006
• Durable, flexible and easy to shape
• Long-lasting and corrosion-resistant
• 100% recyclable

Used with / compatible with

• Roof tiles, slates and masonry abutments
• Chimneys, valleys, bay roofs, canopies and roof junctions
• Patination oil, lead clips, lead sealant, lead underlay and suitable leadwork tools

Things to consider before buying

• Check that Code 4 lead is suitable for your specific application before ordering.
• Check that 450mm / 18 inch is the correct width for your flashing or roof detail.
• For heavier-duty flat roof, box gutter or parapet gutter applications, Code 5 or a higher code may be required.
• Lead sheet should be installed in accordance with recognised leadwork guidance, including correct laps, fixings and allowance for thermal movement.
• Patination oil is usually recommended after installation to help reduce staining.