Sika Sarnafil is a thermoplastic (PVC), single-ply, commercial roofing and waterproofing manufacturer. Sika Sarnafil roofing and waterproofing systems, products and services are designed to precisely fit your specific projects needs. With more than 40 years of roofing and waterproofing experience in locations all over the world, on buildings of all types and in many diverse climates, Sika Sarnafil is the worldwide market leader in thermoplastic membrane technology.