At NeXt Level Thermal Insulation, located in Nashville, TN, we are passionate about helping people improve their air quality and save on energy costs with our Thermal Radiant Barrier Insulation rolls R12. Contact us to learn more about volume discounts. Our insulation is mainly used on metal roofing, crawl space encapsulation, attics, garage doors, tiny homes, floors, and as an excellent vapor barrier for concrete and several other applications. We are dedicated to providing top-notch products that make a real difference.