Sealcoating protects your investment by improving the life of your asphalt by providing protection from harmful UV rays and damaging chemicals. When sealed properly it will protect your asphalt from oxidation and deterioration that causes asphalt to become brittle and form cracks and potholes.
Low traffic such as a typical home driveway, One coat is sufficient. Moderate traffic on a parking lot, Two coats with a third coat on the entrance and exits. Heavy traffic Two coats with a Third coat on all travel lanes and roadways.