Exhaust fan hinges are required by law on upblast exhaust fans.
Restaurant exhaust fan hinges are one of the most important yet overlooked fan accessories. Exhaust fan hinges are not just required by NFPA 96 fire code, but they are probably also required by local ordinances and most likely, your insurance company.
Even if you already know that you are required to install exhaust fan hinges and you’ve heard that they are crucial, you still might be wondering exactly why.