The Calder Lead Roofing Expansion Joint - 3m x 400mm is a high-quality solution designed for accommodating thermal movement in lead roofing installations. Manufactured by Calder, a trusted name in the roofing industry, this expansion joint helps prevent cracking and splitting by allowing for safe expansion and contraction of lead sheets. The product measures 3 metres in length and 400mm in width, making it suitable for a wide range of roofing projects. Durable and weather-resistant, this roofing expansion joint is easy to install and ensures long-lasting protection for your roof structure while maintaining aesthetic appeal.