What is the application temperature for Carbon Flex? March 11, 2024 18:47 The application temperature range for an application of Carbon Flex is 50°F to 100 °F. Related to carbonflex Related articles What is the cure time for Carbon Flex? Ceramic Spray Instructions At what temperature is it best to apply Nexgen Ceramic Spray? How do I prepare my car before applying Nexgen Ceramic Spray? Can Nexgen Ceramic Spray be used on parts of the car other than the paint?