DAP ROOF ASPHALT FILLER & SEALER model 7079818268 forms a durable, flexible, weather resistant and waterproof seal and can be used for both wet and dry applications. Long-lasting, weatherproof seal. Can be used for wet or dry applications including emergency leak repairs. Will not run or bubble. Exterior Use. 10. 1 oz, Black. ⚠ WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to: www. P65Warnings. ca. gov. DAP ROOF ASPHALT FILLER & SEALER is a high performance, waterproof, asphalt-based sealant for sealingroof gaps and joints, spotting shingles and repairing minor roof leaks.