Making a commercial kitchen a safe environment in which to work is key. Kitchen ventilation has to consider temperature, humidity control and removal of products of combustion generated from gas fired kitchen appliances. Open flue catering appliances make this even more important.
In any commercial kitchen there must be adequate provision for the extraction of cooking odours and combustion products. Its also important to supply fresh air equal to the volume of air being removed
Gas appliances also require fresh air to ensure good combustion. Where fans and ventilation units are used provide this ventilation the gas appliances must be interlocked to prevent operation should the fan fail