TPO roofing (Thermoplastic Polyolefin) is a single-ply commercial roofing membrane designed for flat and low-slope roofs. In East Tennessee — including Knoxville and Sevier County — TPO roofing is commonly used on commercial buildings, warehouses, offices, and multi-family properties where durability, energy efficiency, and weather resistance are critical.

Before hiring a roofing contractor, it’s essential to ask the right questions. Learn the 10 most important things homeowners should know about licenses, insurance, warranties, materials, timelines, and more to protect your investment and choose the best roofer in East Tennessee.