Kent · Grease filter exchange

Grease filter exchange in Cranbrook, Kent

Grease filter exchange in Cranbrook, surveyed first and signed off with a written report and pictures. Ask us for a fixed quote.

  • A canopy running with filters missing
  • A greasy plenum behind the filters
  • Poor airflow through the filters

Need grease filter exchange in Cranbrook?

Grease filter exchange in Cranbrook, done properly

A filter service works alongside TR19® cleaning, not instead of it. Clean filters reduce the grease reaching the ducts, but some grease still passes through as vapour. So the canopy, plenum and ducts still need their full TR19 clean. The work covers mesh filters, school and hospital kitchens and island canopies, and the jobs we see most are poor airflow through the filters and damaged filters letting grease past.

Kitchens around a place like Cranbrook are often in older buildings or single-storey extensions, with the duct running through a roof space or up an outside wall. Flat runs collect grease and need proper access to clean.

Each visit ends with a written report and photos, so there’s a dated record of the work. Kitchen extract cleaning to TR19® Grease is certificated through the BESCA Vent Hygiene Elite portal.

Five Duct Doctor technicians in navy uniforms with the company vans
Location
Cranbrook (TN17, TN18)
Region
Kent
Paperwork
Report and pictures after the visit
Quote
Fixed quote, normally within a working day
When we work
When your site is closed, plus a 24/7 line
Phone
0345 646 2711
Updated
30 October 2026

The process

We work around your opening hours, not the other way round. We book the visit for a time the area is closed, whether that’s an evening, overnight or a weekend. When the team arrives, the work area is protected and the relevant equipment is switched off to cool, and the work takes a short visit, depending on how many filters the canopies hold. Visits to a place like Cranbrook are planned ahead, so we arrive with what the survey says the job needs.

  1. We start by noting how many filters you have and what type they are.
  2. We agree a schedule that suits how much the kitchen cooks.
  3. On each visit, the dirty filters come out of the canopy.
  4. We fit clean filters and check they sit snugly in the housing.
  5. Anything we notice, such as bent filters or a dirty plenum, is pointed out.

How to prepare

  • Mention any sign-in, permit or induction we need
  • Plan for cooking equipment or plant to be off before we arrive
  • Agree a time when the area can be out of use

Get a fixed quote

Some systems can be priced from pictures; others need a survey. Larger sites, and anything hidden behind walls, ceilings or floors, are normally surveyed first. Either way, the quote is fixed before any work is booked.

Get a price

Advice

When it’s something else

A few issues sit outside what this work can do:

  • A canopy too small for the cooking beneath it
  • A heavily greased plenum or canopy, which needs cleaning to TR19
  • A noisy or failed extract fan

If you’re not sure, just call us on 0345 646 2711 or drop us a line and we will give you a straight answer.

Parts of the system we cover

  • Island canopies
  • Wall canopies
  • Baffle filters
  • Mesh filters
  • Restaurants and pubs
  • School and hospital kitchens

What affects the quote in Cranbrook

There’s no set price list, because no two systems are the same. What we look at:

  • How many systems or sites are involved
  • What state the system is in
  • Site rules, permits and inductions
  • The size of the system

Whatever the type of site, the quote works 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’ll explain each part.

What to send for a quote

When you contact us, these details help:

  • A few general shots of the system
  • Problems your staff have spotted
  • The roof, plant room or outside wall the system runs to
  • Your opening hours and when the area is out of use

There’s no standard price list, because every site is different. We look at your system first, from pictures or on a visit, then send a fixed quote. To get going, ring 0345 646 2711, or email photos.

Between visits

Once we have finished, these simple steps help:

  • Keep the extract on whenever the range is in use
  • Keep canopy surfaces wiped down
  • Don’t refit a filter that’s bent
  • Book full TR19 cleans alongside filter changes

Keep an eye out for filters that have been taken out. Gaps let grease into the plenum, so let us know if one goes missing or gets damaged.

If filters are already dripping, they’re overdue. A clean set right away cuts the grease in the canopy and the plenum may need a clean as well.

What the work involves, part by part

School, care home and staff kitchens

Kitchens that cook for set mealtimes still load their filters, though often more slowly.

Canopy filter housings

Every exchange includes a check of how the filters sit, because gaps let grease through.

Common questions in Cranbrook

Is Cranbrook within the area you cover?

Yes, Cranbrook is part of our area, however small the site. Photos of the system and directions to the site help us plan the visit.

Can the work in Cranbrook be done at night or at weekends?

Yes, we can come after you close and finish before you open. Your customers, staff or residents in Cranbrook needn’t be disturbed. Let us know the hours you are closed and we’ll book within them.

Which kinds of sites do you work on?

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

Is TR19 cleaning required by law?

No. The law sets the duty; TR19® is the benchmark used to show it’s met. Under the Fire Safety Order 2005, the responsible person must reduce fire risk, and many insurers can refuse or reduce a claim without proof of cleaning.

How do you protect the area?

We start with protection: floor sheeting and covers over nearby surfaces and equipment. We tidy up and take our waste away before we leave.

How often should grease filters be changed?

The right interval depends on the kitchen. If filters are dripping or clogging before the next change, it’s too long and we will adjust it.

Does the report say when we need you again?

Yes. The recommended date is on the report. For kitchen extracts, BESA’s minimum intervals run from every 3 months for heavy use to every 12 months for light use, and fire dampers need testing at least once a year.

Do you survey before quoting?

Yes, always. We diagnose before we treat: the survey tells us what the system needs and how to reach it and the fixed quote is built on it.

Multi-site and managed buildings

If you look after several sites, we can schedule visits across all of them on one quote. Each site gets its own report and photos, so records stay tidy.

Under the Regulatory Reform (Fire Safety) Order 2005, the responsible person must assess and reduce fire risk, which may be the employer, owner, landlord, FM or managing agent. With shared responsibility, good records help everyone.

What we are called out for in Cranbrook

Repeated removal and washing takes its toll on filters. A bent filter doesn’t seat properly and grease passes round them.

Keep an eye out for these warning signs:

  • Drips falling from the filters onto equipment
  • Staff short of time to wash filters
  • Grease left in baffles after washing
  • Smoke and heat lingering under the hood

School kitchens, at schools like Cranbrook School for example, are typically cleaned in the holidays so no lunches are lost.

What your quote should include

  • Whether the work can be done while the site is closed
  • What records you will receive afterwards
  • Exactly which parts of the system are covered
  • What happens if part of the system cannot be accessed

Choosing a duct cleaning contractor

Grease filter exchange in Cranbrook: the local picture

The FSA’s food hygiene register includes about 5 pubs and bars within roughly a mile and a half of the centre of Cranbrook. Breakfasts, bar meals and functions all put grease into the extract wherever they’re cooked. Kent Fire and Rescue Service covers Cranbrook. In most workplaces, including commercial kitchens, it’s the fire and rescue authority that enforces the Fire Safety Order. Food hygiene inspections in Cranbrook are the job of Tunbridge Wells council’s environmental health team. The cleanliness of the kitchen and its equipment, extraction included, is part of what they check. A dated certificate in the maintenance file answers the question before it’s asked.

Church and community hall kitchens, near Congregational Church or anywhere around Cranbrook, are easy to forget, but their extracts collect grease like any other. If you run catering at a healthcare site, such as a hospital like Benenden Hospital about 3.6 miles east, the extract may need cleaning more often than a part-time kitchen.

Cranbrook is about 12 miles south of Maidstone, in Kent. Across the TN17 area, we can carry out grease filter exchange at your premises. We cover 922 places across Kent, from busy centres to quieter spots. Our Maidstone page covers sites nearby (12 miles or so).

Grease filter exchange in TN17 and TN18 is surveyed, quoted and booked the same way as anywhere else. You’ll find streets such as High Street, Crane Lane and White Lion Yard, all of which we cover for grease filter exchange. Other places close to Cranbrook include Baker's Cross (1 mile east), Coursehorn (1 mile east), Swattenden (1 mile south), Hartley (1 mile south-west) and Gill's Green (3 miles south-west). Larger places within reach include Maidstone (12 miles north), Ashford (15 miles east), Royal Tunbridge Wells (12 miles west), Tonbridge (13 miles north-west), Kings Hill (13 miles north-west) and Foley Park (13 miles north).

Landmarks near Cranbrook

Locally, jobs take us to businesses close to The Crown Public House, Crane Valley and Cranbrook Church of England Primary School and the streets around them. Other landmarks nearby include Sissinghurst Castle (2.5 miles north-east) and Benenden Hospital (3.6 miles east).

Map of Cranbrook © OpenStreetMap contributors
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