Jamestown Code 4 Lead Roll is easily shaped, long lasting, and flexible in all weather conditions, making it perfect for the UK climate. Code 4 roofing lead has a thickness of 1.80mm and is suitable for a variety of applications including vertical cladding, hip and ridge flashing, parapet, box and tapered valley gutters, bay tops and canopies, apron and cover flashings, chimney flashings and more. Available in a range of widths.