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Welcome To London Duct, Canopy & Kitchen Extraction Cleaning · TR19 Cleaning & Reporting .
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KITCHEN VENTILATION CLEANING

Kitchen ventilation and air-system cleaning in London

Comfort and airflow in a commercial kitchen depend on more than the extraction canopy. Supply-air grilles, ventilation ducts, filters and related components may also require inspection and cleaning. Duct Clean London assesses the type of system and the contamination present before agreeing suitable work for accessible kitchen and ventilation components across London.

Identify the correct air system

Kitchen extraction removes heat, fumes and grease-laden air from the cooking line. Supply air replaces part of the air removed, while general ventilation may serve other rooms. These systems have different contamination and cleaning requirements. Grease in an extract duct should not be treated in the same way as dry dust in a supply-air route. When requesting a quote, explain which rooms are affected, whether the concern is extract or supply air, and where the grilles, filters, fan or air-handling equipment are located.

Accessible components and suitable methods

Depending on the installation, the agreed scope may include accessible grilles, suitable filters, internal duct sections and connected ventilation components. We assess the material, condition and type of deposit before choosing a cleaning approach. Existing access panels are reviewed, and concealed sections are recorded rather than assumed to be clean. Some filters are washable while others require replacement. If specialist air-handling, electrical or refrigeration work is needed, that should be arranged separately with the appropriate contractor.
Commercial kitchen ventilation system in operation

Airflow concerns need proper diagnosis

Cleaning can remove deposits that restrict an accessible component, but poor airflow may also be caused by an incorrectly selected filter, a weak or damaged fan, closed dampers, faulty controls, poor make-up air or unsuitable duct design. Tell us about noise, vibration, smells, heat or changes in suction when you enquire. We can record visible concerns, but cleaning is not a substitute for mechanical testing or system balancing. Clear separation between cleaning and repair prevents unrealistic promises and helps the responsible person choose the correct next step.

Planning and documenting the visit

Send the postcode, property type, opening hours, system photographs and any available maintenance records. Identify ceiling voids, roof areas, plant rooms and landlord-controlled access. The working area should be clear and equipment safely isolated where required. After cleaning, we provide photographs and a record of the agreed accessible areas. We can assess commercial kitchen enquiries and selected laundry or residential ventilation systems individually. North West, West and Central London are our main service areas, with other Zone 1–4 locations considered by postcode.

Different kitchen air systems need different treatment

Commercial kitchens may contain grease extract ductwork, general extract, supply-air systems and local ventilation serving separate rooms. These systems should not all be described or cleaned in the same way. A grease extract receives airborne cooking residues, while supply air should be assessed for dust and general internal cleanliness. The first stage is therefore to identify the system, where it starts, where it terminates and what air it carries. Photographs of grilles, canopy connections, plant, filters and visible ductwork help with initial planning, while drawings can clarify concealed routes. Safe access may involve ceiling voids, roof areas or landlord-controlled plant rooms. The site contact should organise keys, permits and isolations before work. A realistic scope states what is included and records inaccessible sections. It also distinguishes cleaning from balancing, commissioning or mechanical repair. This prevents the customer from receiving a vague service that does not match the actual ventilation problem.

Maintaining airflow and clear records

A clean internal surface does not by itself prove that a ventilation system is correctly designed or delivering the required airflow. Poor performance may result from blocked or damaged filters, a failing fan, closed dampers, control faults, restricted ductwork or an unsuitable system layout. Cleaning addresses removable contamination in reachable areas; mechanical and design problems require the appropriate specialist. After work, the report should identify the system, methods, accessible components, observations and outstanding limitations. Where several systems serve one building, clear labels and separate records help future contractors understand which route was treated. Review periods should respond to the building’s use and measured condition rather than an arbitrary date. Duct Clean London assesses kitchen-related air systems across North West, West and Central London and explains when an enquiry falls outside grease-extract cleaning. Send the postcode, room use, operating hours, visible system photographs and previous maintenance information so we can discuss the most appropriate next step.

Discuss your site and cleaning requirements

Send your postcode, system photographs, opening hours and preferred dates. We will review the information and confirm the appropriate scope before booking.

Ready to plan your next clean?

Tell us about your site, the system and your preferred timing. We will contact you to agree the right scope and next steps.

Duct Clean London

Commercial kitchen extraction and ventilation cleaning.
North West, West and Central London · Zones 1–4 enquiries welcome.
© 2026 Duct Clean London Ltd

Your kitchen extraction clean, from survey to report

Duct Clean London plans the accessible canopy, filters, ductwork, fan and discharge route as one connected system.

01

Review the system

We check photographs, opening hours, cooking type, previous reports and the extraction route.

02

Agree access

We identify access panels, high-level areas, risers, roof restrictions and safe working requirements.

03

Clean the scope

Our engineers degrease the agreed accessible canopy, filters, ducts and fan components.

04

Record the work

You receive post-clean photographs, a cleaning record and clear notes about limitations or follow-up.

Canopy & filtersDuctworkExtraction fansTR19-aligned reportingLondon Zones 1–4
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Our London service area

Explore the live map below. We mainly cover North West, West and Central London, including many locations within travel Zones 1–4. Send your full postcode so we can confirm access and availability.

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