What is TPO (And Why Not All TPO Is Created Equal)

TPO (thermoplastic polyolefin) is a single-ply roofing membrane common on buildings with low-slope roof systems. Since its introduction to the market in the early 1990s, TPO has become one of the most popular choices for commercial new construction and replacement applications. TPO membranes are composed of a cap, or weathering layer above a base layer...