If you are looking for a durable and cost-effective roofing system for your low-slope or flat roof, TPO roofing may be the right choice. It is the most often used single-ply roofing membrane in the United States. It is coveted by commercial and industrial building owners who are looking to LEED credits for their projects. What is TPO Roofing? TPO stands for Thermoplastic Polyolefin. It is a single-ply reflective roofing membrane that is made from polypropylene and ethylene-propylene Continue Reading ...