Relationship of the parking garage with any room through which there is a gas-fired appliance shall be via a vestibule providing a two-doorway separation, other than that a single doorway is permitted where the sources of ignition during the appliance are elevated in accordance with Part 304.3. For those who https://garagesmartlifts53208.blue-blogs.com/42207058/new-step-by-step-map-for-garage-smart-lifts