Cooking can release a number of pollutants into the air, such as nitrogen dioxide and carbon monoxide, as well as particulate matter. When these pollutants are exhausted from a kitchen, they can release grease, smoke and odors into the outdoor air. 

This is why restaurants are increasingly adding pollution control units (PCUs) to their kitchen exhaust systems, providing an additional level of filtration to exhaust cleaner air. For those restaurants with PCUs, it’s important to ensure units are protected from potential dangers. Safeguarding against fire hazards with a fire suppression system is of primary importance.

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