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If you run a commercial kitchen, your extraction system is one of the most important things keeping your staff, your customers, and your building safe. TR19 duct cleaning in Hebburn is not just a box to tick. It is the recognised standard that keeps grease out of your ductwork, fire risk low, and your insurance valid. At Northern Cleanup, we carry out full TR19 air and TR19 grease cleaning across commercial kitchens in Hebburn to the standards set by the building engineering services association, giving you the documentation to prove it every single time.
We cover: commercial kitchens, restaurants, hotels, schools, care homes, pubs, canteens, and food production facilities.

TR19 is the recognised standard for the cleaning of ventilation systems and kitchen extraction systems. It was defined by the building engineering services association besa to set a consistent, safe benchmark for how commercial kitchens and other buildings maintain their ductwork. The standard exists because grease accumulation inside kitchen extract systems is one of the most serious fire hazards a commercial property can face.
In a busy kitchen, the cooking process releases fats, oils, and grease as vapour into the air. Your extraction system pulls that vapour out, but a lot of it sticks to the inside of the ductwork. Over time, grease deposits build up layer by layer. Grease inside ductwork can ignite at temperatures as low as 300°C, and once fire occurs inside a duct system, it can travel through the entire building within minutes before anyone in the kitchen even realises.
Around 60% of fires in Hebburn restaurants and takeaways start in the kitchen, and the fire service attends over 10,000 commercial kitchen fires every year. A large portion of those are directly linked to poorly maintained kitchen extraction systems. Regular cleaning is not optional, it is the line between a safe kitchen and a serious incident.
Ductwork cleaning is required under both fire safety law and food safety legislation. As an employer, you have a legal duty to maintain a safe working environment, and that includes your ventilation systems. Following a british standard recognised process for kitchen extract ductwork cleaning is part of meeting that duty.
Neglecting ductwork cleaning has serious consequences. Environmental Health Officers can request cleaning records, and failure to provide them can result in reduced hygiene ratings, compliance notices, or worse. Due diligence on extraction maintenance is something every commercial kitchen operator needs to be able to demonstrate.
Grease does not just sit still once it enters your extraction system. It coats duct walls, fans, filters, and every component the vapour passes through. In a busy commercial kitchen, several litres of grease and oil vapour can enter the ductwork every single day. Studies of poorly maintained kitchen ventilation systems have found grease layers exceeding several millimetres thick, which dramatically increases fire risk and reduces system efficiency.
Grease deposits reduce ventilation efficiency by up to 40%. That means kitchens become hotter, smokier, and less safe for staff. Dirty extraction systems can also circulate grease particles and airborne contaminants back into the indoor environment, affecting indoor air quality and the well being of everyone working in that space. Building occupants beyond the kitchen itself can also be affected when grease-laden air works its way through connected air ducts.
Facilities managers and building managers who ignore this build up are not just risking a fire. They are risking insurance coverage being invalidated, failing Environmental Health inspections, and putting their whole team at risk. Non compliance with recognised cleaning standards is not a grey area.



There are two sides to the besa tr19 standard that commercial kitchens need to understand. TR19 grease covers kitchen extract systems specifically. It sets out how much grease is acceptable inside ductwork and sets the threshold at which cleaning must take place. TR19 air covers the wider ventilation systems in commercial and public buildings, looking at overall indoor air quality and hygiene across hvac systems and general ductwork.
Both are published by the engineering services association besa and together they define what clean actually means in a professional context. Besa tr19 is referenced by insurers, Environmental Health Officers, building owners, and facilities managers across Hebburn as the standard against which kitchen extract cleaning and ventilation hygiene is measured.
When Northern Cleanup completes a clean, we work to both tr19 air and tr19 grease standards where relevant, and we provide a full report and certificate to confirm the work has been done correctly. Poor ventilation hygiene is one of the leading contributors to respiratory issues in commercial kitchens, and meeting safety standards under TR19 air is just as important as dealing with grease.
Most people think about kitchen fires when they hear TR19 grease, and rightly so. But the TR19 air standard addresses a wider issue: the state of ventilation systems across entire buildings. Poorly maintained ventilation systems push contaminated air into spaces where building occupants live, work, and eat. Keeping ventilation systems clean is not just a kitchen problem, it is a building-wide safety standards issue.
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Our cleaning process begins before we touch anything. We carry out a thorough inspection of your ductwork systems to identify where grease levels are highest, where access panels are located, and what method of cleaning is going to be most effective. We use a Wet Film Thickness Test to measure grease deposits in microns, which tells us exactly how much grease is present and what the correct approach needs to be.
From there, our team uses mechanical brushes, industrial vacuums, and compressed air systems to remove grease from every accessible part of your kitchen extract system. We handle the canopy, the filters, the fans, the air ducts, and every component the extraction system runs through. Kitchen ductwork cleaning that misses hidden sections leaves grease deposits in place and defeats the whole purpose of the clean. Any access panels needed to reach concealed runs of ductwork are used correctly so nothing is left behind.
After the clean, we carry out verification checks to confirm the system now meets internal cleanliness standards as required under besa tr19. You receive a full post-cleaning report and a compliance certificate. That document is what your insurer, your landlord, or Environmental Health will ask to see.


One of the most common questions facilities managers ask us is about cleaning frequency. The honest answer is that it depends on how heavily your kitchen runs, and the TR19 standard is clear on this. Identifying recommended cleaning frequencies for your specific kitchen is part of what we do during our initial inspection service.
High-use commercial kitchens, those running 12 to 18 hours per day such as busy restaurants, fast food outlets, and hotel kitchens, typically need duct cleaning every three months. Moderate-use kitchens are recommended to clean every six months. Lower-use kitchens such as staff canteens or offices with infrequent cooking may be able to manage on an annual clean. We set your cleaning schedule based on what your kitchen actually needs, which is good practice and the right way to manage ongoing compliance.
Kitchen extraction systems in busy restaurants can accumulate dangerous grease levels quickly. Regular cleaning protects the system, protects your team, and keeps you compliant throughout the year. Cleaning without a documented schedule is not good practice either. Your ventilation hygiene register should show a consistent history of verified cleans.
Cost is something a lot of commercial kitchen operators want a straight answer on, and we understand that. Based on current Hebburn market pricing across multiple providers, TR19 duct cleaning service for a small commercial kitchen typically starts from around £495. Mid-size kitchens with more complex ductwork systems generally fall in the range of £800 to £1,500. Larger premises or those with extensive ductwork, multiple extraction systems, or heavily contaminated ducts can expect costs from £1,500 up to £3,000 or more.
These are rough guidelines and your actual quote could be more or less than this range depending on the size of your kitchen, how much ductwork needs cleaning, how long it has been since the last clean, and how accessible the system is. First-time cleans or systems that have never had duct cleaning carried out tend to take longer and cost more.
At Northern Cleanup, we do not charge for a quote. We come to site, assess the system, and give you a clear price based on what the job actually involves.


Insurance providers across Hebburn expect commercial kitchen ventilation systems to be maintained to a recognised standard. Many insurers specifically reference besa tr19 in their policy wording. If a fire occurs and your insurer asks for evidence of regular cleaning and you cannot provide it, your claim could be affected. This is one of the most serious consequences of skipping routine duct cleaning.
Fire safety compliance goes hand in hand with ventilation hygiene. The fire risk from grease accumulation in kitchen ductwork is well documented. Once grease ignites inside a duct system, fire can spread to the entire building rapidly. Your fire risk assessment should account for the state of your extraction systems, and regular TR19-compliant cleaning is a core part of any credible fire risk management plan.
Keeping a ventilation hygiene register and being able to show it to inspectors, auditors, and insurers is straightforward when you have a current service provider carrying out documented cleans. Northern Cleanup provides that documentation every time.
It is not just about fire safety. Poorly maintained ventilation systems affect the indoor air quality of your kitchen every single day. Grease particles, smoke, and airborne contaminants that are not properly extracted end up circulating back through the space. For kitchen staff working long shifts, that means respiratory issues, fatigue, and a working environment that does not meet basic health and safety standards.
Air quality matters for the well being of everyone in your building, not just kitchen staff. In restaurants and cafes with open-plan layouts, contaminated air from the kitchen can move into dining areas. In larger buildings such as hotels or care facilities, poorly maintained hvac systems can affect ventilation systems across the entire building, raising respiratory issues for building occupants in areas far removed from the kitchen itself.
Regular cleaning of your extraction systems keeps airflow working properly, reduces dust levels, and creates a safer, healthier environment. Energy efficiency also improves when your system is clean. Accumulated debris inside ductwork restricts airflow and forces fans to work harder, which drives up energy consumption over time. Regular maintenance of ventilation systems keeps everything running at full capacity and saves money on repairs and replacements.
Commercial kitchen cleaning is about more than surfaces and equipment. The extraction system is where grease accumulates fastest and where the risk is highest. Kitchen fires are often a direct result of grease that has built up inside extraction ductwork over weeks or months without being cleaned. A thorough commercial kitchen cleaning programme that does not include the ductwork leaves the biggest fire risk completely untouched, and any credible cleaning standards will say the same.


TR19 duct cleaning is not only for restaurants. Any commercial property with a kitchen extract system or ventilation system that requires maintenance to a recognised standard falls under the guidance. Hotels, schools, care homes, hospitals, pub chains, fast food outlets, staff canteens, and food production facilities all require regular cleaning to building engineering services standards.
Facilities managers, property owners, and building owners overseeing multiple sites particularly benefit from having a consistent service provider with documented processes. We work with businesses across a range of sectors, handling everything from single-site restaurant kitchens to multi-site commercial kitchen extract cleaning programmes. Good practice across all sites means consistent compliance, consistent safety, and one less thing to manage.
If you are not sure whether your premises need TR19 duct cleaning or how often your system should be cleaned, our team will carry out an inspection service and walk you through exactly what is required. We assess your ductwork, your cleaning history, and your usage levels to give you an accurate picture of the cleaning schedule you need.
Northern Cleanup, a specialist cleaning company, delivers professional TR19 grease and TR19 air cleaning in Hebburn across commercial kitchens. We clean to the full besa tr19 standard, provide post-clean certification, and help you stay compliant with your insurer, Environmental Health, and fire safety obligations. Whether you need a one-off clean, regular cleaning visits, or a full ventilation hygiene register set up, we can help.
Getting a quote costs you nothing. Good practice starts with knowing where you stand. Contact Northern Cleanup today to book your free inspection and find out exactly what your kitchen extraction cleaning needs. We will assess your system, confirm the cleaning frequency required, and give you a clear, honest price with no obligation.
