Kitchen ventilation is the branch of ventilation specialising in the treatment of air from kitchens.[1] It addresses the problems of grease, smoke and odours not found in most other ventilation systems.

Restaurant kitchens often use large extractor hoods

Kitchen ventilation equipment includes an extractor hood or canopy, and a filtering system. The system's fan may be located in the kitchen or in its ducts.


An adequate kitchen ventilation system should:

Kitchen ventilation design

The design of an effective kitchen ventilation system is determined by:

Hot air from cooking is usually vented externally through a chimney system. When this is not possible, recirculating cooker hoods are used that clean the air and direct it back into the kitchen.[2]

Grease filters

The most common types of grease filters used in professional kitchens are:


A comfortable kitchen is generally considered to have:


  1. ^ [bare URL PDF]
  2. ^ Peter, Jeff. "Grease trap cleaning". Retrieved 15 November 2022.