East of the Rocky Mountains, it was spray and west of the Rockies it was squeegee. "In the late 1970s, the use of coal-tar based sealant was discouraged in favor of fiber-filled, asphalt based ...

Today, more than 20 years after Harris first put squeegee to driveway, North Suburban Asphalt Maintenance rarely does any residential work (with one important exception, see sidebar), devoting all ...