Greater London · Extract fan repair and replacement

Harmondsworth extract fan repair

Extract fan repair in Harmondsworth from ventilation hygiene specialists trading since 2009. Evenings, overnight and weekends, plus a 24/7 emergency line.

  • A dead fan motor
  • A squealing belt on start-up
  • A fan shaking on its mountings

Book extract fan repair in Harmondsworth

Extract fan repair in Harmondsworth

Think of it as a check-up for the fan: listen to it, diagnose the fault, then treat it. What you want back is a fan that runs smoothly and a plain account of what we found. The work covers fan housings, bearings and roof and wall fans, and the jobs we see most are a fan that keeps cutting out and a knocking noise from the extract fan.

In London, a kitchen without working extraction cannot keep cooking safely. Fans in Harmondsworth are often on a roof or in a basement at the end of a long duct run, so we ask about access first.

It’s worth checking any contractor’s accreditations. We are a BESCA Vent Hygiene Elite member, cleaning to BESA TR19® Grease, and we hold CHAS, SafeContractor and ISO 9001, and we’re fully insured.

The Duct Doctor team standing beside their branded white and blue vans
Location
Harmondsworth (UB7, TW6)
Wider area
Greater London
Reporting
Report and photos after the visit
Quotes
A fixed price before work begins
Working hours
Nights, weekends or holidays to suit you
Phone
0345 646 2711
Last updated
30 October 2026

Extract fan repair in Harmondsworth: local notes

Food Standards Agency data counts about 73 restaurants, cafés and canteens and about 10 sandwich bars and takeaways within 1.5 miles or so of the middle of Harmondsworth. Wherever they cook under a canopy, a failed extract fan stops the kitchen. We ask about access first for a London fan job, because roofs and basements need planning. Environmental health officers from Hillingdon council inspect food businesses in Harmondsworth. Food premises are expected to have suitable and sufficient ventilation under food hygiene rules. That makes a fan repair urgent rather than something to put off.

If you manage a school such as Harmondsworth Primary School and the kitchen fan is getting louder, the next break is the time to deal with it.

Harmondsworth is about 1 mile south-west of West Drayton, in Greater London. Whatever kind of site you run in Harmondsworth, extract fan repair is something we can help with. We can work out of hours so the site keeps running. We cover 764 places across Greater London, large and small. Our London page covers sites nearby, about 17 miles away.

Extract fan repair in UB7 and TW6 is surveyed, quoted and booked the same way as anywhere else. If you need extract fan repair at premises on Moor Lane, Hatch Lane and High Street or anywhere close by, we can help. Neighbouring places we cover for extract fan repair include Longford (1 mile south-west), Sipson (1 mile north-east), Heathrow (2 miles south-east), Harlington (2 miles east) and Stanwell (2 miles south). Further out, we also cover City of Westminster (14 miles east), Marylebone (14 miles east), Kensington (12 miles east), Hampstead (14 miles east), Ruislip (7 miles north-east) and Brompton (14 miles east).

Around Harmondsworth

In Harmondsworth, that means kitchens and buildings near Harlington Community School and The Five Bells Inn, among other places. The nearest railway station is Heathrow Terminal 5 Rail station, about 1 mile south. A little further out are British Airways Heritage Collection (3.5 miles north) and Harlington (1.4 miles east). Open spaces near Harmondsworth include Crane Meadows and Staines Reservoirs.

Map of Harmondsworth © OpenStreetMap contributors

How the job changes from site to site

Belt-driven fans

With belts and pulleys, there’s more to wear. More parts to inspect, but many faults are straightforward to fix.

Motors and bearings

A grinding or rumbling noise often means worn bearings. We find out whether the bearings or the motor is at fault and then recommend the fix.

The process

The first job on site is protection: sheeting goes over floors and surfaces close to the work. After that, the system is made safe and the work begins. It takes an hour or two to diagnose, then longer if parts or a new fan are needed, and we clear up before we go. Managed blocks in London often need contractors booked in ahead, and we’re happy to deal with the agent directly for a site in Harmondsworth.

  1. We ask what the fan is doing, from noise and vibration to a full stop.
  2. With the fan safely isolated, we open it up for a proper look.
  3. The impeller, bearings, belts or drive, motor and mounts are all inspected.
  4. You get our diagnosis and a fixed quote to repair or replace.
  5. We fix or replace the fan, then test it running before we leave.

Preparing for the visit

  • Mention any sign-in, permit or induction we need
  • Tell us where we can park and unload
  • Allow time for equipment near the work to be turned off and cool down

Ask for a quote

Need a price for extract fan repair? Please ring 0345 646 2711 or drop us a line and tell us about the site. We’ll talk you through the work and send you a fixed quote before you commit to anything.

Get a quick quote

Related advice

Signs you need extract fan repair in Harmondsworth

Fans everywhere, Harmondsworth included, live in a hard environment: hot, greasy, damp air for hours on end. Condensation can corrode parts, and age catches up with every fan in the end.

Look out for any of the following:

  • A motor that trips out or overheats
  • An extract that vibrates through the ductwork
  • A belt-driven fan that squeals
  • A fan rattling in its housing

A fan that rarely runs, like one in a hall kitchen near Church of St Mary or elsewhere in Harmondsworth, can seize between uses.

Comparing quotes

  • When the next visit should be, and why
  • Whether VAT is included
  • Their accreditations, such as BESCA Vent Hygiene Elite, CHAS or SafeContractor
  • Whether the quote is based on a survey or pictures

Our hiring checklist

Landlords, agents and facilities managers

The Fire Safety Order 2005 puts the duty to manage fire risk on the responsible person, and that can be the employer, the owner, a landlord, a facilities manager or a managing agent. Where responsibility is shared, records matter even more.

When the building owner and the occupier are different, it’s worth checking the lease for who maintains the systems. We can quote either party and send the paperwork to whoever needs it.

FAQs for Harmondsworth

Do you cover Harmondsworth for emergency fan repairs?

Extract fan emergencies in Harmondsworth are covered around the clock. Ring 0345 646 2711 at any hour and describe the fault. Let us know whether the fan is silent, noisy or tripping the power.

Who inspects food businesses in Harmondsworth?

Kitchens in Harmondsworth are inspected by Hillingdon council’s environmental health officers. Inspections are risk-based, so a visit can come at any time, including the week a fan stops.

Can you set up regular visits?

Yes. Scheduled maintenance plans are part of what we do, set at the interval the system needs. The report from each visit recommends the next date.

How do you keep the site clean during the work?

With sheeting and covers, before anything else happens. We keep the work contained and leave the area clean.

What makes a kitchen extract fan rattle or whine?

Common causes are grease on the impeller, worn bearings, slipping belts and loose mountings. Each sounds a little different, and we diagnose it on site.

Should the fan be cleaned as well as repaired?

Doing both together is often sensible. A TR19 clean covers the canopy, plenum, ductwork and fan and comes with a TR19 certificate and photo report.

Are you accredited?

CHAS, SafeContractor, ISO 9001 and BESCA Vent Hygiene Elite membership, cleaning to BESA TR19® Grease. We are fully insured and have been trading since 2009.

Does the law say we must follow TR19?

No. TR19® itself isn’t law; it’s a BESA specification. The law is the Regulatory Reform (Fire Safety) Order 2005, which makes the responsible person assess and reduce fire risk, and cleaning to TR19® is the recognised way to show grease is under control.

What happens if it’s left?

Left alone, vibration spreads its damage. It loosens fixings, strains duct connections and wears the housing, so a small repair can grow into a bigger one. Choosing the date yourself beats having a fault choose it for you.

No two sites are the same, so each one gets its own fixed quote. Size, access, the condition of the system and when we can work all play a part.

What you get with us

  • Fully insured
  • BESCA Vent Hygiene Elite member, cleaning to BESA TR19® Grease
  • A fixed price before any work starts
  • Accredited under CHAS and SafeContractor, with ISO 9001

Take a look at what affects the cost or how to check a contractor.

Aftercare tips

Aftercare is simple, and it helps at the next visit:

  • Keep the grease filters clean and fitted
  • Write down when the fan misbehaves
  • Make sure the fan is cleaned with the rest of the system
  • Avoid lowering the speed to quieten a fault

Once the fan is running smoothly, keep the filters clean. The less grease that reaches the fan, the longer its parts last and fewer faults.

Noise is typically the first sign of a fan problem. Booking a check at this stage keeps it a planned job instead of a breakdown at the worst moment.

What staff can safely do

When your team notices a problem between visits, like drips, unusual noise, smells or damaged filters, it’s best reported rather than tackled in-house. We’ll take a look and send you a fixed quote.

Logging matters as much as cleaning. A simple log of filter washes, wipe-downs and checks helps show that the system is managed between specialist visits, alongside our reports.

BESCA Vent Hygiene EliteMember, cleaning to BESA TR19® Grease
CHAS · SafeContractorISO 9001 and fully insured
Certificate and photo reportWith every clean
24/7 emergency calloutEvenings, nights and weekends
Since 2009South East England and London