Term of warning: It is better to work on one facet very first rather than either side simultaneously. This lets you operate with far better precision and Regulate. *Notice: Latch slide slot from the guide may perhaps demand changing right after door installation due to variances in manufacturing and/or web https://garage-door-openers-insta14554.wikifordummies.com/6426812/the_best_side_of_roller_door_installation