Black Jack® Speed-Fill Elastic Crack Filler

Black Jack® Speed-Fill Elastic Crack Filler Elastic Crack Filler Black Jack® Speed-Fill™ Elastic Crack Filler is a fast-drying, rubberized compound for the repair of asphalt roads, driveways, pavements, expansion joints, walkways and foundation walls. Speed-Fill™ Elastic Crack Filler provides a long term flexible repair on cracks and joints up to 3/4” wide. Count on Speed-Fill™ Elastic Crack Filler’s quick drying formula to accelerate seal coating jobs. Speed-Fill™ dries to dark black finish.