Hertfordshire · Extract fan repair and replacement

Extractor fan repair in Marshalswick

For repair and replacement of kitchen extract fans, fan motors and worn fan parts in Marshalswick, one call is all it takes: survey, fixed quote, work and sign-off. Fully insured, with CHAS, SafeContractor and ISO 9001.

  • An old fan that needs replacing
  • A fan that won’t start at all
  • A whining or grinding extract motor

Extract fan repair in Marshalswick

Extract fan repair for kitchens and businesses in Marshalswick

Before anything is ordered, we diagnose. The motor, drive, impeller, bearings and mounts are all checked, along with the fan’s controls. After that, you get a fixed price for what’s needed. Typical jobs include a fan that keeps cutting out and an extract that vibrates through the ductwork, across fan motors, bearings and fan housings.

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

The report is your system’s health record: a dated account with pictures of everything we did. Grease extract cleans are also certificated to TR19® Grease through the BESCA VHE portal, ready for your insurer.

Location
Marshalswick (AL4, AL1, AL3)
Region
Hertfordshire
Paperwork
Written report with photos
Quotes
A fixed quote up front
When we work
Overnight and weekend work, 24/7 emergency callout
Telephone
0345 646 2711
Checked
30 October 2026
The Duct Doctor team standing beside their branded white and blue vans

Extract fan repair in Marshalswick: local notes

Look up Marshalswick on the FSA’s food hygiene register and you’ll find about 83 cafés, restaurants and staff canteens and about 33 takeaways and sandwich shops within 1.5 miles or so of the middle of Marshalswick. Wherever they cook under a canopy, a failed extract fan stops the kitchen. In Marshalswick, food businesses are inspected by environmental health officers from St Albans City council. Food hygiene rules expect food premises to have suitable and sufficient ventilation. That is one more reason not to keep cooking with a broken fan. We cover Marshalswick, about 21 miles from central London, as part of our work across London and the South East. Evening, overnight and weekend visits are all possible.

If you manage a school such as St John Fisher Roman Catholic Primary School and the kitchen fan is getting louder, the next break is the time to deal with it. Hall kitchens near Saint Mary's, or anywhere around Marshalswick, often use their fans only now and then, and an idle fan can stick.

Marshalswick is about 1 mile north-east of St Albans, in Hertfordshire. Whether your site is in the middle of Marshalswick or further out, we cover extract fan repair for every kind of premises, from a single unit to a large public building. Marshalswick is one of 381 places in Hertfordshire where we work for extract fan repair. Our London page covers sites nearby (21 miles or so).

Every address in AL4, AL1 and AL3 is covered for extract fan repair, from busy streets to back roads. That includes premises on Milvus Road, Jersey Lane and Sandpit Lane and nearby roads. We also cover the places around Marshalswick: Sandridge (1 mile north), Bernards Heath (1 mile west), St Albans (1 mile south-west), Childwick Green (2 miles north-west) and Sopwell (2 miles south-west). Within a short drive, we also cover Watford (8 miles south-west), Hemel Hempstead (7 miles west), Stevenage (11 miles north-east), Welwyn Garden City (5 miles north-east), Harpenden (4 miles north-west) and Hitchin (13 miles north).

Near you in Marshalswick

Typical jobs here are in premises near The Baton pub, Sandringham School and Clarence Park. For rail, the closest station is St Albans station, about 1.3 miles south-west of the centre. A little further out are St Albans Musical Museum (0.8 miles south-west) and The Maltings (1.6 miles south-west). The countryside around Marshalswick includes The Wick Local Nature Reserve and Verulamium Lake.

Map of Marshalswick © OpenStreetMap contributors

What affects the cost of extract fan repair

The price is fixed before any work begins. It’s based on:

  • When the work can happen, such as evenings, overnight or weekends
  • Whether it’s a one-off visit or part of a schedule
  • How easy every part is to reach
  • Any permits to work or inductions

What you pay depends on the size of the system, what state it’s in and access to every part of it. We give you a fixed price before we start, so you know where you stand.

Asking for a quote

Photos and a few facts are often enough to price the work. Useful things to send:

  • The times we could work without disrupting the site
  • Problems your staff have spotted
  • Where the plant sits or the system leaves the building, such as a roof or outside wall
  • Detail shots of panels, filters and grilles

Here’s what helps us quote: where the site is, what it is and its opening hours, a few pictures and any previous report or certificate. Then call us on 0345 646 2711 or email us.

What staff can safely do

Your own staff can handle the daily basics: wiping down canopy surfaces, cleaning filters and keeping a simple log. What they cannot safely do is clean inside the ductwork, the fan or the risers, which is where we come in.

In-house cleaning and specialist cleaning do different jobs. Wiping filters daily and washing them weekly keeps the visible parts in order, but grease that has passed the filters is out of reach. That part needs specialist access and equipment.

Aftercare tips

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

  • Keep access to the fan controls unobstructed
  • Keep a record of any trips or stoppages
  • Save our number for the 24/7 emergency line
  • Report new noises from the fan early

Clean filters help a repaired fan stay that way. The less grease that reaches the fan, the longer its parts last and fewer faults.

Clogged filters make the fan strain. Keeping filters clean eases the strain and helps prevent overheating.

Why deal with it now?

Vibration does damage beyond the fan. It loosens fixings, strains duct connections and wears the housing, so a small repair can grow into a bigger one. Around Marshalswick, a kitchen or building out of action is missed straight away.

Combining work into one visit or one programme often makes better use of the time. Tell us about everything you’d like looked at and we will price it together.

Why us?

  • A written report with pictures after every visit
  • One number for every site across the South East and London
  • A BESCA Vent Hygiene Elite member, cleaning to BESA TR19® Grease
  • CHAS, SafeContractor and ISO 9001

Read what affects the cost and how to check a contractor.

What happens on the day

Before we leave, we walk the area with whoever is on site. Anything we couldn’t reach or that needs attention is pointed out there and then, and the same goes into the written report. All told, the work takes a few hours on site, depending on the fault and the access to the fan. For a place like Marshalswick, we load the van from the survey notes so the work can be done in one visit where possible.

  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. The fan is repaired or replaced, then checked running.

Preparing for the visit

  • Mention any sign-in, permit or induction we need
  • Let us know when the site is closed or quiet
  • Clear the space around the work

How to get a quote

The quickest way to a quote is to send pictures: wide shots of the system, close-ups of anything that worries you and how we’d get to it. Tell us what kind of site it is and when it’s open, and we can price many jobs without a visit.

Get a price

Advice

When something else is needed

It’s worth knowing the limits before booking:

  • Ductwork designed too small for the kitchen’s cooking
  • A greasy canopy and duct that a fan repair will not touch
  • Problems with the electrical supply to the fan (an electrician’s job)

If you’re not sure, just call 0345 646 2711 or use the quote form and we will give you a straight answer before booking.

What the work covers

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

Landlords, agents and facilities managers

We also work for facilities teams across offices, schools and healthcare across Hertfordshire. Larger estates can be phased building by building around the people who use them.

Managing agents often deal with us directly. Tell us the site, the work and the access arrangements and we’ll come back with a fixed quote.

Marshalswick questions

Can you come to Marshalswick after we close?

Yes, evening, overnight and weekend work is normal for us. The site is handed back ready to open. When you call 0345 646 2711 or use the quote form, mention when the site is quiet.

What if my kitchen extract fan stops in Marshalswick at night?

Extract fan emergencies in Marshalswick are covered around the clock. Call 0345 646 2711 and tell us what the fan is doing, or not doing. A photo of the fan’s rating plate helps.

What do you do to protect the area?

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

What about areas you can’t get to?

The report shows them clearly. Often the fix is extra access, such as new panels in ductwork, and we can fit those.

Which accreditations do you hold?

Our accreditations are CHAS, SafeContractor and ISO 9001, alongside BESCA Vent Hygiene Elite membership, cleaning to BESA TR19® Grease. The Vent Hygiene Elite scheme is run by BESCA and audited independently.

What is TR19?

BESA’s ventilation hygiene specification in two main parts: TR19® Grease for kitchen extracts and TR19® Air for supply and extract systems. It isn’t legislation, but it’s the standard people check against.

Can you supply and fit a replacement fan?

Yes, when repair does not make sense. The replacement has to suit the ductwork and the cooking before recommending a unit.

Who has the legal duty for fire safety?

The Fire Safety Order 2005 calls them the responsible person: normally the employer or whoever controls the premises. In shared or managed buildings, a landlord, facilities manager or managing agent can share the duty.

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