This is the way that we do Christmas lights on metal roof metal roof can be very tricky. If you don’t have the right equipment pros use magnetic lights all the time for metal roofs. It’s the fastest and easiest way, but they can be a bit tricky If you don’t know what you’re doing, I can fall down very easily when you put them up or if a bird lands on them, they can take the whole string down. #xmaslights #hanglights #christmaslightinstallation