Greater London · Air conditioning installation
Air con installers in Hillingdon
Looking for air conditioning in Hillingdon? We look at the job first, give you a fixed-price quote and do the work at a time that suits you, then sign it off with written records.
- Working from home in a room that gets too warm
- Uncertainty over the right type and size of system
- A loft conversion that is too warm to use
Air con installers in Hillingdon
Across Hillingdon, every installation follows the same steps: a site survey, or pictures for simple jobs, then a fixed-price quote, the installation, commissioning and F-Gas records. The price is fixed up front and the records are handed over at the end. Modern air conditioning heats as well as cools: in heating mode they work as an air-to-air heat pump, which is why many owners use theirs all year.
Space outside is often tight in Hillingdon, as in much of London, so the outdoor unit may end up on a rear wall, a flat roof or a balcony. We look at noise towards neighbours and windows as well as looks, and the pipe run is planned to be short, neat and out of the way.
Refrigerant work is written up in the F-Gas records: the work carried out, the refrigerant involved and the quantities. Keep the records with the manual and the warranty documents, ready for the next service or a warranty query.
- Place
- Hillingdon (UB10, UB8, UB9, HA4)
- Wider area
- Greater London
- Accreditations
- F-Gas certified company, NICEIC approved
- Prices
- £1,200–£2,200 + VAT for one room
- Price
- Fixed-price quote after a site survey
- Phone
- 07833 053749
- Reviewed
- 30 October 2026
Keeping the system healthy
Here’s the after-treatment advice, short and simple:
- Never run the system with the filters out
- Book an annual service
- Shut doors and windows when it’s on
Commissioning is the last stage: every mode is tested before we go. Once it’s running properly, we take you through the controls and settings, so you are confident using it.
Regular filter cleaning is the simplest thing you can do. Blocked filters cut airflow and make the system work harder, which costs you more to run.
The process
Our engineers bring the tools, gauges and access equipment the job needs. You only need to give us clear access to the units, or their planned positions, and to the fuse board. On site, the work takes about a day for a single-room system, longer for multi-room and ducted systems. For a job in Hillingdon, tell us about parking, permits and access to the building when you get in touch.
- You send pictures, or we visit and survey the rooms and outside.
- The system is sized, positions are agreed and the price is fixed.
- On the day, dust sheets go down and the indoor and outdoor units are fitted.
- We run and connect the pipes, cable and drain, then pressure test and evacuate the circuit.
- It’s switched on, checked and handed over with its records.
Preparing for the visit
- Have the make and model of any existing unit to hand
- Mention any roof access, ladders or high-level work
- Tell us about any building rules, permits or sign-in
Ask for a quote
For a fixed-price quote, call 07833 053749 or fill in the contact form and tell us about the property and what you need. A few photos make it quicker. You will hear back from us the same working day.
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Other services in Hillingdon
Homes in Hillingdon and air conditioning
VOA council tax data show about 50% of homes in and around Hillingdon date from 1919 to 1939. We check the wall construction on homes of that age, as it decides how the pipework goes through. For a London home, we plan the outdoor unit position, the pipe route and any approvals before the day.
Around Church of St John, a quick check of the listing and conservation maps is part of planning any install. Ickenham Hall (roughly 1.8 miles north) shows the area has its share of heritage. A listed home needs consent before an outdoor unit or pipework goes on.
Hillingdon is about 2 miles north-west of Hayes, in Greater London. Properties in Hillingdon get the same service as everywhere we cover: diagnosis first, a fixed price and proper paperwork when we’ve finished. 764 places in Greater London are on our list, from busy centres to quieter spots. We also work in London, about 15 miles from Hillingdon.
Not far from Hillingdon, a recent job of ours was on King Street, Twickenham (TW1), about 8 miles south-east: installing a Samsung VRF system serving the restaurant dining area, bar, private dining room and kitchen extraction area: seven indoor units in total. More about it
If your postcode is in UB10, UB8, UB9 and HA4, we can take the job on. From The Larches, Brampton Road and Clifton Gardens to the smaller roads in between, nowhere is left out. Other places close to Hillingdon include Uxbridge (1 mile west), Ickenham (1 mile north), Cowley (2 miles south-west), Yiewsley (2 miles south-west) and Hayes (2 miles south-east). We also work in nearby towns such as London (15 miles east), City of Westminster (13 miles east), Marylebone (13 miles east) and Kensington (11 miles east).
Local landmarks in Hillingdon
Around Hillingdon, our work takes us to homes and businesses near Highfield Primary School, Norman Leddy Memorial Gardens and Oak Wood School. Hillingdon’s nearest station is West Drayton station, roughly 2.2 miles south-west of the centre. Nearby you will also find Hillingdon Museum and Archives Services (1.4 miles north-west) and Hillingdon Hospital (1 mile south-west). The countryside around Hillingdon includes Northala Fields and Gutteridge Wood and Meadows.
Hillingdon questions
Can I fit air conditioning in Hillingdon without planning permission?
It depends on the property. Historic England lists about 8 buildings and structures within half a mile of the centre of Hillingdon. A system that heats as well as cools may not need an application on a house, provided it stays within the permitted development limits. Cooling-only units get no such allowance, and listed buildings and road-facing positions in conservation areas need more care. We speak to Hillingdon council, which is usually the planning authority for Hillingdon when it matters.
Do you cover Hillingdon for air conditioning?
Yes. We work across London and the South East from our base in East Grinstead, and Hillingdon is part of that. Get in touch with the details and we reply the same working day.
Can air conditioning heat my home as well?
In most cases, yes. Running as a heat pump, it moves heat in from outside rather than making it from electricity alone. If you want it to replace your main heating, ask about air-to-air heat pumps and the conditions for the Boiler Upgrade Scheme grant.
Will you need to do electrical work?
In most cases. We check your consumer unit on the survey and include any electrical work on the quote and we install and certify the circuit as NICEIC approved contractors.
Who is responsible for leak checks?
The operator of the equipment, working with qualified engineers. Systems below 5 tCO2e fall outside the set leak check intervals, while larger ones need checks at least every 12 months, or every 6 months from 50 tCO2e. We can tell you which band your system falls into.
Does servicing affect my warranty?
It depends on the manufacturer’s terms. Some warranty terms require the system to be serviced regularly by a qualified engineer, so it’s worth checking. Either way, keep a record of every service.
How much is air conditioning for one room?
From £1,200 + VAT for a single-room split, with a typical range of £1,200–£2,200 + VAT. The price includes supply, installation, commissioning and F-Gas documentation, and we fix it after a survey or from your photos.
When something else is needed
An honest diagnosis matters more to us than a booking, so here’s what air conditioning won’t do:
- A room that cannot take an outdoor unit or pipe route without the landlord’s, management company’s or council’s consent (that consent comes first)
- Damp or condensation caused by leaks or poor ventilation in the building (that needs the cause fixing)
- Stuffy rooms that need fresh air rather than cooling
Not sure which it is? You can phone us on 07833 053749 or write to us at info@aircondoctor.co.uk and we’ll tell you honestly before you book.
What the work covers
- Ceiling cassettes
- Ducted systems
- Air-to-air heat pumps
- Wall-mounted split systems
- VRF systems
- Multi-split systems
What affects the quote in Hillingdon
Before we fix a price, we need to know a few things. We look at:
- Which make and model is being fitted or worked on
- How many units are involved
- How far the pipework has to run, and where
What you pay depends on the type of system and how many units are involved, the access and what the work involves. We give you a fixed price before work begins, so you know where you stand.
Before you get in touch
To help us quote quickly, send us:
- Any previous service or F-Gas records
- Photos showing the indoor unit and the space around it
- Any error code or flashing light on the display
Photos are the fastest route to a quote: the room or the existing unit, the outside wall or roof where the outdoor unit sits or would go, and the label on any existing unit. Tell us the address and what you need, and many jobs can be priced from that.
What a customer said
“Very professional from the initial survey through to installation. The engineer explained everything clearly and the quote was exactly what we paid. Would not hesitate to recommend AirCon Doctor.”
David W., Haywards Heath