Garage Door Installers Garage door installers often work alone to take down old doors, install new ones, and wire automatic openers. The many steps and tools for this job require attention to safety. Wear your safety glasses to protect your eyes from falling or flying debris. Work gloves provide a good grip on doors while they protect you from sharp metal edges. Coveralls protect your body from accidental cuts and scrapes. Work boots protect your feet from dropped tools and materials while adding a good grip for climbing ladders. Have the proper tools before arriving at the job site. Hammers, screwdrivers, and vise...