Seymour Manufacturing International Ltd (SMI) is a leading UK-based manufacturer and supplier of thermal insulation solutions, including curtains, thermal bags, box covers and liners, pallet covers and roll cage covers. Our products are designed to provide temperature maintenance solutions for various industries, such as food retail and processing, pharmaceuticals, and logistics. With over 40 years of experience, SMI has established a reputation for quality, reliability, and excellent customer service. Our products are trusted by some of the world's biggest and best-known brands. We offer bespoke products manufactured at our facility in Telford, with a range of services including sales, estimating, design, engineering, specification, manufacturing, installation, and maintenance.