Pro Flex RV Flexible Sealant is specifically designed for the recreational vehicle industry. It can be exposed to any weather condition immediately after application. Pro Flex RV Sealant has excellent expansion and contraction properties to withstand the joint movement and temperature changes associated with recreational vehicles. It will bond to recreational vehicle materials, even damp, slightly oily, or frozen surfaces. Will not crack. Exceptional flexibility. Paintable, resistant to dirt pick-up, easily applied, non-stringing formulation. Tools and cleans up easily. This is “Our Choice” of sealant for this application in our own Service Department.