Surrey · Extract fan repair and replacement

Extractor fan repair in Knaphill

Need extract fan repair in Knaphill? We survey first, send you a fixed quote and work around your opening hours, then sign off with a report and photos.

  • A fan rattling in its housing
  • A squealing belt on start-up
  • Poor airflow at the canopy

Extract fan repair for sites in Knaphill

Your questions about extract fan repair in Knaphill

Do you work overnight in Knaphill?

Yes, we can come after you close and finish before you open. The work in Knaphill can fit around your hours. Tell us your opening hours when you ask for a quote.

Is there an emergency callout for extract fans in Knaphill?

Knaphill is covered, and our emergency callout runs 24/7. Use 0345 646 2711, our emergency number, at any time. Let us know whether the fan is silent, noisy or tripping the power.

Will you tell us when the next visit is due?

Yes. The report recommends when the next visit should be, based on use and what we found.

What’s TR19?

It’s the industry benchmark for cleaning ventilation and kitchen extract systems, written by BESA. It covers how systems are inspected, cleaned and checked, and it takes a risk-based approach.

Do we lose a day’s trading?

Not typically. We need the work area to ourselves while we are on site, so we book a time when it would be closed anyway.

How long will the fan be out of action?

Typically, a fan repair takes an hour or two to diagnose, then longer if parts or a new fan are needed. Where parts need ordering, we’ll explain the timescale.

Which sectors do you work in?

We work for restaurants, pubs, hotels, schools, colleges, hospitals, care homes, offices and shops, as well as food production and leisure sites.

How do you keep the site clean during the work?

Floors and surfaces near the work are sheeted before any work starts, and anything we remove is contained. Before we leave, we tidy up and clean down.

Extract fan repair in Knaphill

Kitchens in Knaphill call us about extract fans and motors that are noisy, slow or dead, we find the cause and quote a fixed price for the repair or the replacement. When the fan gives up mid-service, our 24/7 emergency line is there. We’re often asked to deal with a belt-driven fan that squeals and weak extraction and a smoky kitchen, on kitchen extract fans, bearings and roof and wall fans.

Around a place like Knaphill, a pub, café or care home kitchen with a failed fan cannot carry on cooking as normal. That is what our 24/7 emergency callout is for.

Insurers, fire officers and environmental health officers all look at records. That is why every job is written up in a report with pictures, plus a TR19® certificate through the BESCA VHE portal where the work is a TR19® Grease clean.

Place
Knaphill (GU21, GU24)
Wider area
Surrey
Records
Photo report after each visit
Quote
A fixed price before work begins
When we work
Evenings, overnight and weekends; 24/7 emergencies
Telephone
0345 646 2711
Page updated
30 October 2026
The Duct Doctor team standing beside their branded white and blue vans

What extract fan repair cannot fix

We’ll always give you a straight diagnosis, so here’s what extract fan repair won’t do:

  • Ductwork designed too small for the kitchen’s cooking
  • Problems with the gas supply or its interlock valve
  • A greasy canopy and duct that a fan repair won’t touch

If in doubt, phone us on 0345 646 2711, or email photos and we will say what we think.

Parts of the system we cover

  • Fan housings
  • Kitchen extract fans
  • Roof and wall fans
  • Belts and pulleys
  • Fan motors
  • Bearings

Fixed quotes for extract fan repair in Knaphill

We quote each job individually. This is what makes a difference:

  • A single visit or a regular plan
  • How easy every part is to reach
  • Site rules, permits and inductions
  • What state the system is in

Working hours, access and the scale of the site all affect the cost. Each of those is built into the quote, and the price is fixed before any work starts.

Asking for a quote

We can often survey from pictures. Try to include:

  • Problems your staff have spotted
  • A few general shots of the system
  • The site address and the type of premises
  • Your last certificate, test record or report

If you need extract fan repair in Knaphill, give us a ring on 0345 646 2711 or send us an email. Let us know the site type and the opening hours, and send photos or your last report if you can. A fixed quote usually follows within one working day.

What happens on the day

At the end of the visit, someone from your team can look over the work with us. We point out anything that couldn’t be reached or needs a follow-up, and the same goes into the written report. The visit takes part of a day for most faults, with a return visit if parts have to be ordered. Getting to the system matters more than parking in a place like Knaphill, so let us know how to reach it.

  1. We agree a time to attend, out of hours if needed.
  2. The extract is switched off and the fan opened up.
  3. We inspect every moving part and the fixings.
  4. We explain the options and quote a fixed price.
  5. We complete the work and check the fan runs smoothly.

Getting ready for the visit

  • Let us know about parking and loading
  • Plan for cooking equipment or plant to be off before we arrive
  • Name a contact who can let us in at the agreed time

Get a fixed quote

The quickest way to a quote is to send photos: wide shots of the system, close-ups of anything that worries you and how we’d get to it. Add the site type and your opening hours, and we can price many jobs without a visit.

Get a price

Related advice

What your team can do, and what needs us

Good housekeeping makes our visits easier, not unnecessary. Regular in-house cleaning slows the build-up, but the parts you can’t see still need a specialist at the right interval.

Keep a record of what your team does. A dated log of in-house cleaning and checks helps show that the system is managed between specialist visits, next to our reports.

Why deal with it now?

A noisy fan rarely fixes itself. Worn bearings can seize without much warning and the fan may stop when you’re busiest. Sorting it while it still runs is far easier to plan. A site near Knaphill that has to close at short notice is hard to cover for.

Kitchens, offices, schools and hospitals are all priced the same way: how much there is, how we reach it, what state it’s in and when we can work. Ask for a fixed quote and we will go through it with you.

Why book with us

  • We diagnose before we treat
  • BESCA Vent Hygiene Elite member, cleaning to BESA TR19® Grease
  • Every visit written up, with pictures
  • Trading since 2009

Take a look at our cost guide or our accreditations and certificates.

Multi-site and managed buildings

Where a tenant occupies the premises but the landlord owns the building, it’s worth checking the lease for who maintains the systems. We’re happy to deal with either side, and the report can go to both.

For anyone managing more than one site, we can plan visits across the whole estate and price them together. Every building has its own written report, so records stay tidy.

Extract fan repair in Knaphill: local notes

The FSA’s food hygiene register shows about 25 restaurants, cafés and canteens and about 14 takeaways within about 1.5 miles of central Knaphill. A kitchen with a dead extract fan gets hot and smoky fast, and kitchens like these feel it at once. Knaphill, about 26 miles from central London, is within our usual area. Evening, overnight and weekend visits are all possible. Kitchens in Knaphill get their food hygiene inspections from Woking council. Ventilation is part of food hygiene law, which expects it to be suitable and sufficient. A kitchen without a working fan has a problem to fix quickly.

Occasional-use kitchens, such as a hall kitchen near St Hugh of Lincoln's Church or elsewhere in Knaphill, are where a stiff or seized fan can turn up. If you run a school kitchen, at a school such as Knaphill School or nearby, a fan that is getting noisy is best repaired in the holidays before it fails in term.

Knaphill is about 2 miles west of Woking, in Surrey. We provide extract fan repair for commercial premises of every kind in Knaphill and the rest of Surrey. Our Surrey coverage runs to 395 places, Knaphill among them.

Here we cover the GU21 and GU24 postcode area for extract fan repair. That includes premises on Wood Lane, High Street and Barnby Road and nearby roads. Other places close to Knaphill include Bisley (1 mile north-west), Sheet's Heath (1 mile south-west), Castle Green (1 mile north), Brookwood (1 mile south-west) and Penny Pot (1 mile north). We also work in nearby towns such as Guildford (5 miles south), Camberley (5 miles west), Epsom (15 miles east), Farnham (11 miles south-west), Egham (8 miles north) and Walton-on-Thames (10 miles north-east).

Around Knaphill

In Knaphill, that means kitchens and buildings near Anchor Inn, The Winston Churchill School A Specialist Sports College and Brookwood Lye, among other places. Knaphill’s nearest station is Brookwood station, roughly 1.4 miles south-west of the centre. A little further out are The Peacocks (2.5 miles east) and Brookwood Hospital (under half a mile south). For a walk, there’s Brookwood Lye.

Map of Knaphill © OpenStreetMap contributors

Between visits

So the system stays in good health:

  • Make sure staff know who to call if the fan fails
  • Clean or change filters on schedule
  • Do not wait for a noisy fan to stop
  • Note when the fan trips or cuts out

Clean filters help a repaired fan stay that way. Less grease on the impeller means less wear and the quieter it runs.

A scheduled maintenance plan keeps the whole system on a regular cycle, which means the fan is seen regularly and problems are spotted sooner.

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