Rain Block Roofing Provides Top-Quality Services" TPO roofing is a popular choice for commercial properties, thanks to its durability and energy efficiency. At Rain Block Roofing, we're proud to be TPO roofing experts in South King & Pierce County. Our team of professionals has years of experience with TPO roofing installations, repairs, and replacements. Contact us today to learn more about our TPO roofing services and how we can help you keep your commercial property secure and energy-efficient.