Stern recommends seal coating your asphalt driveway/parking lot to maintain its flexibility and to protect it from the elements. We suggest waiting at least 2 full summers to allow the driveway to cure. Prior to sealcoating, our professionals will fill the cracks with a high-quality, hot, rubberized crack filler. We recommend sealcoating your asphalt driveway or parking lot to maintain its flexibility and to protect it against damage. Our extensive experience and quality workmanship have earned us the trust of people who find no other service provider as reliable as us.