CertainTeed Flintlastic modified bitumen products are defined by specific technical requirements, including a minimum tensile strength of 200 psi, elongation of at least 30%, and a low-temperature flexibility of -15°F. The materials must comply with ASTM D6162 and D6163 standards, ensuring durability and performance. Additionally, the modified bitumen should exhibit excellent adhesion properties and resistance to UV degradation, making it suitable for various roofing applications. Proper installation techniques are also essential for optimal performance.