Commercial Kitchen Ventilation Requirements

Ventilation rules of thumb.

Commercial kitchen ventilation requirements.

4 commercial kitchen ventilation regulations and practices. Commercial kitchen hood code requirements ensure that the kitchen maintains its air quality and temperature and that flammable grease is removed from the environment. It will also be useful for planning the ventilation specification for new or refurbished kitchens. Click on a hotspot to view products that relate to the image on the diagram.

Kitchen exhaust demand ventilation system not required. It will help employers assess whether existing ventilation is adequate. Updated september 26 2017. Some state building codes do require mechanical ventilation such as an exhaust fan in the kitchen.

Commercial kitchen ventilation must be designed so that the amount of supply ventilation added to the space is approximately equal to the amount of air exhausted from the space by vent hoods. Requirements for commercial kitchen hoods including grease ducts and their connections to hood and roof exhaust fans exhaust fan details make up air details and suppression. The guidance advises on management as well as design and performance issues. Kitchen ventilation typically is provided by a vent hood also called a range hood or by an above the counter microwave with an integrated vent fan.

Ventilation and electrical wiring. Cooking surfaces cooktop or range top must be ventilated by a hooded fan rated for at least 100 cubic feet per minute cfm. While much of the information concerns gas. Kitchen makeup is limited.

All commercial kitchens must register with the state and apply for a business license from their local municipality. The illustration above shows a typical commercial kitchen application utilizing a roof mount upblast exhaust fan or wall mount upblast exhaust fan in conjunction with a supply fan. In a commercial kitchen it s rare for the traditional hvac system to be able to provide sufficient supply air for a commercial kitchen. While you should always check with official national and local fire codes we ve compiled a few answers for frequently asked questions to help you understand what to pay attention to when it comes to your kitchen ventilation.

Because ventilation requirements vary from state to state and even from city to city it s important to check with local. Kitchen hoods 5 000 cfm total or smaller. Moreover code watcher advises that since 2009 the international residential code irc includes a section on air replacement for houses with active kitchen ventilation. This requirement applies even if you run the kitchen from your personal residence.

Example b shows a kitchen with more than 5 000 cfm of hood exhaust. Ventilation requirements for kitchens. 2009 international building and mechanical code. This is a design review checklist for code.

Commercial kitchen hoods types 1 2 design guidance.