West Sussex · Air handling unit cleaning
Air handling unit cleaning in East Hampnett, West Sussex
Cleaning of air handling units, including filters, coils, drain trays, fans and internal surfaces for East Hampnett, with a survey first and a report with pictures at the end. Ask us for a fixed quote.
- Dirty coils holding back the airflow
- Rooms that smell stuffy when the system runs
- Debris and leaves in the fresh air intake
Different parts, different methods
Internal casing and panels
We open each section through its doors and close them securely when we are done before the unit is handed back.
Filters
Every AHU relies on its filters to catch dust before it reaches the coils. We check them, and clean or change them as agreed in the quote, and clean the filter housing.
AHU cleaning in East Hampnett
Think of an AHU clean as a full check-up for the ventilation. We look inside each section, clean what we find and record it with pictures, so the report shows exactly what was done. The work covers internal panels, supply and extract fans and heating and cooling coils, and common reasons people get in touch are coils clogged with dust and debris and air handling units due a clean after building work.
In a village or hamlet like East Hampnett, few buildings have mechanical ventilation, but where it’s fitted, it needs the same inspection and cleaning as anywhere.
The report is your system’s health record: dated, with pictures, and showing what was done. For TR19® Grease cleans, the certificate comes through the BESCA Vent Hygiene Elite portal, ready for your insurer.

- Location
- East Hampnett (PO18)
- Region
- West Sussex
- Paperwork
- Photo report after every visit
- Price
- Fixed quote, typically within a working day
- When we work
- Evenings, overnight and weekends; 24/7 emergencies
- Phone
- 0345 646 2711
- Reviewed
- 30 October 2026
How it works
There are three stages on the day: getting the area ready, doing the work and signing it off. Set-up means sheeting and making equipment safe, while signing off means the written report and pictures. The middle part takes longest, which takes half a day to a full day per unit, with large plant planned over several shifts. For a village or hamlet like East Hampnett, tell us about narrow lanes, gates and parking when you book.
- We agree a shutdown window that suits the building.
- Before cleaning, each section is photographed.
- We work through the unit from the intake to the outlet.
- We finish with the fan section and the drain tray.
- After pictures are taken and the certificate issued.
How to prepare
- Plan for cooking equipment or plant to be off before we arrive
- Have your last certificate or report to hand
- Clear the space around the work
Getting a quote
If you need AHU cleaning in East Hampnett, 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 pictures or your last report if you can. We typically send a fixed quote within one working day.
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FAQs for East Hampnett
Do you work overnight in East Hampnett?
Yes. We work evenings, overnight and at weekends. The work in East Hampnett can fit around your hours. Let us know the hours you’re closed and we’ll book within them.
Can you get to a site in East Hampnett?
Yes, we work in villages as well as towns, and East Hampnett is covered. The journey is planned ahead, so a few details about the route help.
Can we book visits on a schedule?
Yes. Regular plans can run on 3, 6 or 12-monthly cycles, depending on what the system needs.
What happens to the waste?
We contain it and take it with us. We collect grease, debris and waste water as we go, so it does not spread.
How much notice should we give?
For planned work, earlier is better, especially if the next clean or test is due soon. For emergencies, we take calls 24/7.
What accreditations do you have?
Duct Doctor is a BESCA Vent Hygiene Elite member, cleaning to BESA TR19® Grease. CHAS, SafeContractor and ISO 9001 are in place too, and we are fully insured.
Which parts of an air handling unit do you clean?
Everything inside the unit that air passes over, from intake to discharge, including coils, fan and drain trays. You get a photo report showing each part before and after.
Do you have a 24/7 line?
Yes. There’s a 24/7 emergency line, for problems that cannot wait. Call us any time and explain what’s happened.
Between visits
Simple habits between visits make a real difference. We recommend:
- Keep the area around the fresh air intake clear
- Stick to the filter change plan
- Don’t ignore odours coming through the grilles
- Make sure the unit’s access doors open easily
The report shows each section of the unit before and after, and note any part we couldn’t get to. It also notes faults we spotted, such as damaged panels or a blocked drain.
Make sure access doors and panels on the unit open easily. If a section is hard to get into, it tends not to get checked.
For landlords and multi-site operators
For anyone managing more than one site, we can schedule visits across all of them on one quote. Each site gets its own report and photos, so records stay tidy.
When the building owner and the occupier are different, the lease normally sets out who maintains what. We’re happy to deal with either side and send the paperwork to whoever needs it.
When it’s something else
We’d rather tell you now than book work that won’t help, so here are the limits:
- Ductwork downstream of the unit, which is a separate clean
- Faulty motors, drives or bearings
- Problems with the unit’s controls or sensors
Not sure which it is? You can call 0345 646 2711 or send us an email and we’ll tell you honestly before you book.
What the work covers
- Filter sections
- Internal panels
- Dampers and louvres
- Drain trays
- Supply and extract fans
- Heating and cooling coils
Also near East Hampnett
Other services in East Hampnett
What happens if it’s left?
Leave an AHU uncleaned and the dirt does not stay put. It’s carried through the ductwork and out of the grilles, which is why the unit and the ducts are best cleaned together. It’s worth booking a check, because nobody sees inside a duct day to day.
No two sites are the same, so each one gets its own fixed quote. The size of the job, how we reach it, its condition and the working hours all make a difference.
Why us?
- Every job surveyed first
- Fixed quotes, typically within one working day
- Fully insured
- CHAS, SafeContractor and ISO 9001
Ventilation in East Hampnett buildings
Food Standards Agency data includes about 3 schools, colleges and universities and about 6 hospitals, care homes and childcare premises in East Hampnett and the streets around it, up to about 1.5 miles out. Classrooms, bedrooms and care spaces are often served by ducted air, and that ductwork collects dust over time. East Hampnett, about 52 miles from central London, is within our usual area. The visit is fixed around your opening hours, not ours. East Hampnett’s nearest hospital, Chichester Centre, is about 3.4 miles west. Clean air matters most where people are unwell, and that is as true in a care home as in a hospital.
Chichester Centre, about 3.4 miles west, is the nearest hospital to East Hampnett, and healthcare sites of every size need their supply air kept clean. Classrooms and halls at schools such as Tangmere Primary Academy are easiest to work in when pupils are away.
East Hampnett is about 4 miles east of Chichester, in West Sussex. East Hampnett gets the same approach as every site we work on: a survey first, a fixed quote, work timed around your hours and a report with photos. Our area takes in 371 places across West Sussex, large and small. Our Portsmouth page covers sites nearby, about 17 miles away.
AHU cleaning in PO18 is surveyed, quoted and booked the same way as anywhere else. We cover sites on Marsh Lane and East Hampnett Lane and the roads around them. If your site is just outside East Hampnett, we cover Crockerhill (1 mile north-east), Norton (1 mile east), Aldingbourne (1 mile south-east), Nyton (1 mile south-east) and Westergate (2 miles south-east). Further out, we also cover Worthing (13 miles east), Bognor Regis (4 miles south), Chichester (4 miles west), Selsey (9 miles south-west), Littlehampton (8 miles east) and Emsworth (11 miles west).
Landmarks near East Hampnett
Around East Hampnett, our work takes us to kitchens and buildings near The Winterton Arms Public House and Ormiston Six Villages Academy, among other places. For rail, the closest station is Barnham station, about 2.8 miles south-east of the centre. A little further out are The Chichester City Museum (3.7 miles west) and Tote Copse Castle (1.2 miles south). Open spaces near East Hampnett include Levin Down.
Fixed quotes for AHU cleaning in East Hampnett
We don’t publish a price list, because sites vary so much. The quote depends on:
- Site requirements such as sign-in and permits
- Whether we need access equipment or extra panels
- Travel, parking and unloading
- The condition we find in the survey
We do not list prices on the website, because the cost depends on the site in front of us. Call for a fixed quote, and we’ll talk you through it.
What we need to know
What to send for a quote:
- How we’d reach plant on a roof or in a plant room
- Close-ups of filters, grilles, hatches or access panels
- Anything you’ve noticed, such as smells, noise, drips or poor airflow
- Where the site is and what kind of site it is
Quotes are quick. Send a few details and pictures, and we usually reply with a fixed quote within one working day. If we need to see the system first, we book a survey around your hours.