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The Door Gap Gauge is a simple to use, highly efficient “must have” tool that every inspector, fire marshal, commercial property/maintenance manager and fire department needs in their toolbox. The door gap gauge has gained popularity and can be found in use across the United States
If you need to learn more about the door gap gauge and see it in action we have a page dedicated to the door gap gauge including some informational videos showing you why it is the best door gauge you will need to inspect your fire rated doors.