3 points I never understood about commercial garage doors: side seals can be bulb, brush, or blade types
https://wiki-cable.win/index.php/The_Full_Commercial_Garage_Door_Upkeep_List_Shared_in_Joliet
3 points I never knew about business garage doors: side seals can be bulb, brush, or blade types, top seals stop wind-driven rain, and jamb seals have to match track setup.