Cleaning your kitchen hood is not just about aesthetics. Regular and thorough maintenance directly affects the healthiness of the environment, extraction efficiency, and system safety. In professional settings such as restaurants, canteens, and industrial kitchens, neglecting hood cleaning can compromise hygiene and pose serious risks, including fire hazards.
In recent years, dry saturated steam cleaning has established itself as the most effective, ecological, and quick solution for maintaining hoods in optimal condition. If you’re interested in learning everything there is to know about how to clean kitchen hoods, with special attention to using dry saturated steam for cleaning and sanitizing hoods in kitchens and restaurants, keep reading this article!
Why is it essential to clean your kitchen hood?
The hood is the main element responsible for extracting fumes, vapors, and grease particles released during cooking. Over time, these residues accumulate in filters, grilles, and fans, hindering the proper functioning of the system. This applies both to those wondering how to clean a kitchen hood at home and to those who manage a business and need to handle professional-scale kitchen hood cleaning.
A dirty hood can lead to several unwanted problems. First, it significantly reduces the efficiency of the extraction system, forcing the equipment to work harder and consume more energy. Additionally, grease buildup creates an ideal habitat for molds, bacteria, and other pathogens. In the worst cases, there may also be a risk of fires, especially when dealing with extractor hoods installed in professional kitchens with intensive use.
In professional settings, kitchen hood cleaning is also legally mandatory. Restaurant hood cleaning is governed by strict health regulations that require regular, documentable, and traceable interventions. Proper maintenance preserves air quality and ensures compliance with the hygiene standards required by HACCP regulations, thus avoiding penalties.
Cleaning the hood components
The hood consists of several parts that require specific approaches for effective sanitization. Knowing each element is the first step to performing truly efficient kitchen hood cleaning that will pass inspections.
Filters: types and cleaning methods
Filters trap suspended grease particles and are among the components that get dirty most quickly. Metal filters are the most common in professional kitchens because they can be washed and reused, while activated carbon filters need to be regularly replaced and are mainly used in recirculation hoods.
There’s no way around it—kitchen hood cleaning should start with the filters. Using dry saturated steam allows you to dissolve even the most stubborn residues without using aggressive chemical degreasers, proving perfect for degreasing hoods naturally and safely, both at home and in restaurant hood cleaning.
External structure: materials and recommended products
The external structure of the hood, usually made of stainless steel or aluminum, must be kept clean for aesthetic and hygienic reasons. Knowing how to clean a stainless steel hood is essential to preserve its shine and prevent premature wear from compromising its efficiency. Dry saturated steam is, once again, ideal for this type of intervention because it doesn’t leave streaks, doesn’t scratch, and doesn’t require the use of
detergents: it works deeply, completely sanitizes the surface, and leaves the steel dry and shiny in just a few minutes.
Fan and ducts: sanitization techniques
The fan and ducts represent the most difficult areas to reach and clean. However, they are also where grease and cooking residues can accumulate the most. In cleaning stainless steel hoods or kitchen hoods in general, it’s essential to include these elements as well.
Dry saturated steam, thanks to its ability to penetrate crevices, is also effective in these complex areas and, above all, poses no risks to electrical parts and guarantees a complete result, even without excessively invasive disassembly.

Cleaning stainless steel hoods
For those wondering how to clean a stainless steel hood optimally, the answer is undoubtedly steam, as it’s an ecological, powerful, and safe choice.
As mentioned earlier, stainless steel hoods are by far the most common in both professional and domestic kitchens. However, their maintenance requires special attention. The secret to cleaning a stainless steel hood without damaging it is very simple: avoid abrasives and strong chemical products.
Using steam means cleaning stainless steel hoods gently but extremely effectively. This method not only removes dirt but also sterilizes surfaces, leaving them shiny and sanitized. Not to mention that it doesn’t require rinsing and significantly reduces drying times, making it ideal for businesses that need frequent and quick interventions.
Advantages of cleaning with dry saturated steam
Using dry saturated steam in kitchen hood cleaning offers multiple advantages.
First, it allows you to work without having to completely shut down the system for long periods, thanks to its rapid action and almost total absence of residual moisture. This is particularly useful for cleaning kitchen hoods in professional contexts where downtime must be minimized.
Compared to traditional methods, steam quickly dissolves grease, sanitizes without the need for chemical products, and can also be used on electrical parts, such as switches or buttons on the extractor hood. For those wishing to clean their extractor hood safely and effectively, steam is the most modern and recommended solution.
Steam cleaning of other kitchen surfaces
Dry saturated steam technology is not only useful for cleaning hoods but also proves extremely effective in sanitizing many other surfaces present in kitchens, both in domestic and professional settings. Steam can penetrate the pores of materials, dissolve grease, and reduce bacterial load without the use of chemical products, guaranteeing excellent results even on tiles, floors, work surfaces, ovens, refrigerators, slicers, and stainless steel sinks.
For example, stainless steel countertops, commonly found in restaurant kitchens, are subject to continuous deposits of grease and food residues. Using steam, it’s possible to remove these impurities deeply, maintaining the shine of the metal and preserving the antibacterial properties of the steel. Even industrial ovens, notoriously difficult to clean due to encrustations caused by high temperatures, can be effectively sanitized with steam, eliminating carbonized residues without having to use abrasive products.
The same applies to refrigerators and food storage cells, where maintaining a high level of hygiene without compromising food safety is essential. Using steam allows you to remove molds, bacteria, and odors quickly and safely. Thanks to specific accessories, it’s also possible to reach crevices, corners, and seals with extreme precision.
Countertop utensils and slicers can also be sanitized with dry saturated steam, avoiding cross-contamination between foods and reducing downtime due to cooling and manual sanitization. This versatility makes steam an indispensable ally for any modern kitchen that wishes to maintain high hygienic standards.

STI Steam Industry: professional solutions for steam cleaning
STI Steam Industry specializes in producing steam solutions for kitchen cleaning and complete surface sanitization in professional environments. Our steam cleaners are used in restaurants, industrial kitchens, and food laboratories, where hygiene is an absolute priority.
The Professional Line from STI Steam Industry offers powerful, reliable machines designed for intensive use. They are ideal for those working in the catering industry who need effective tools for deep and safe sanitization. These machines are designed to ensure maximum practicality of use: they have refillable tanks, interchangeable accessories, wheels that facilitate movement, and, in some models, even an integrated suction function, making them true steam cleaners with suction.
Focus on the Gaiser 2000 model: features and advantages
The Gaiser 2000 model represents excellence among professional steam generators for restaurant hood cleaning. Thanks to its 6-bar pressure and dry and moist steam, it removes even the most stubborn grease, leaving surfaces degreased and smooth. It’s perfect for those who want to clean their kitchen hood with impeccable results.
Its main applications include:
- Cleaning extractor hoods;
- Cleaning stainless steel hoods and surfaces;
- Sanitizing food areas with intensive daily use.
Contact us to learn more about our professional steam cleaners!
Understanding how to clean a kitchen hood professionally is essential to ensure hygiene, efficiency, and safety. In domestic environments and especially in restaurant hood cleaning, it’s crucial to use appropriate tools. Thanks to STI Steam Industry technologies, and steam cleaner models like the Gaiser 2000, it’s possible to obtain impeccable results without using chemical detergents.
Choosing STI Steam Industry means relying on an expert partner for professional sanitization, reducing time, costs, and environmental impact. With the right tools, cleaning a kitchen hood becomes a simple, safe operation within reach of every professional. Don’t hesitate to contact us for any questions or information about our machines, and if you want to add our products to your catalog, visit the page dedicated to distribution opportunities and join the steam revolution!


