For half a century, Carlisle SynTec Systems has been a leader in energy-efficient, commercial single-ply roofing. With more than 15 billion square feet of its single-ply roofing materials sold, Carlisle continues to lead the roofing industry by providing its valued customers with superior products and services, and green building solutions. From its EPDM membranes to its reflective, heat-weldable TPO and PVC roof systems, Carlisle offers innovation, excellent field experience, superior roof system design and unsurpassed warrenties!