Slough · Air conditioning repair

Slough air conditioning repair

Expert air conditioning repair for Slough: a survey or diagnosis, a fixed price, careful work and proper paperwork. Ask us for a fixed-price quote.

  • A unit blowing warm air
  • A fault code on the display
  • Water leaking from the unit or through the ceiling

Air conditioning repair across Slough

How we handle air conditioning repair in Slough

When air conditioning stops cooling, leaks water or shows an error code, the symptom rarely tells you the cause. Warm air can mean anything from a dirty filter to a sensor, board or refrigerant fault, so we diagnose before we repair. Common call-outs are for a unit that barely blows any air and a system that keeps cutting out, across ceiling cassettes, wall-mounted split systems and VRF systems.

Business systems in Slough cannot always wait. Our 24/7 emergency line takes calls at any time, with repair call-outs from £75 + VAT.

If a fault appears while the equipment is under the manufacturer’s warranty, tell us the make, model and installation date. We will tell you how the manufacturer’s warranty is likely to apply before any chargeable work goes ahead.

Where
Slough (SL1, SL3, SL2, SL6)
Wider area
Slough
Guide price
From £75 + VAT call-out
Price
A fixed price before work begins
Approvals
F-Gas certified, NICEIC approved
Replies
Same working day
Telephone
07833 053749
Updated
30 October 2026

What air conditioning repair cannot fix

In fairness, some problems need a different answer:

  • A power cut or a fault on the incoming supply to the building (that’s for the network operator)
  • A unit whose parts are no longer made (replacement may be the only option)
  • A refrigerant fault on an R22 system (new R22 cannot be used for servicing, so replacement is normally the answer)

Not sure which it is? You can call 07833 053749 or drop us a line and we will tell you honestly.

What we work on in Slough

  • VRF systems
  • Wall-mounted split systems
  • Multi-split systems
  • Ducted systems
  • Heat pumps
  • Ceiling cassettes

Safe owner checks

Never try to top up, release or handle refrigerant yourself. The law requires anyone working on equipment containing F gas to hold the right qualifications, and the company to be certified, and refrigerant lines can cause cold burns. If you suspect a leak, switch the system off and call us.

Leave the units and pipework where they are. Disconnecting a system means dealing with refrigerant, which only a qualified engineer can do, and the electrics need care too. If you need something moved, we can quote for it.

Slough: your questions answered

Can you do air conditioning repair in Slough?

We do: Slough falls inside our working area. Just phone 07833 053749 or use the quote form with a few details.

Do you cover Slough for emergency air conditioning repairs?

The emergency line is open around the clock, and Slough is one of the places it covers. Say what the system is doing and whether it shows a code, and we will advise on the next step.

Is there a survey before the work?

Yes, always. Diagnosis comes before treatment: the survey shows what’s needed, where things go and what access we need, and the quote is based on that.

Why is my air conditioning leaking water?

The condensate drain or pump is the usual cause: a blocked pipe, a kinked hose or a failed pump. Switch the unit off to avoid water damage, then call us.

Why does my air conditioning run but not cool?

It could be a dirty filter, the wrong settings, a blocked outdoor unit, a sensor or board fault, or a refrigerant leak. Start by checking the filter and the mode, and if that does not fix it, phone us on 07833 053749 or fill in the contact form.

Do you work for landlords and businesses?

Yes. From a single let flat to offices, shops and public buildings, the approach is the same: a look first, a fixed-price quote and written records.

Can you still repair R410A air conditioning?

Yes, repairs and recharges on existing R410A systems remain legal. R410A is getting scarcer and dearer to buy as the GB phase-down tightens, so for older systems we compare the cost of a repair with a replacement.

When air con fails in Slough

About 12 listed entries lie within half a mile of central Slough, Church of St Peter (grade II*) among them. We keep it in mind in case a new outdoor unit is ever needed, as protected buildings can need consent for that. About 34% of homes in and around Slough have been built since 2000, according to Valuation Office Agency council tax records. If the outdoor unit is high up or behind a locked gate, mention it when you book.

When cooling fails at a school like Herschel Grammar School, we can time non-urgent repair work around lessons. For a home or office near Slough station, tell us the make, model and error code when you call, so we can plan the repair.

Slough is about 22 miles west of London, in Slough. Across the SL1 area, our engineers can take on air conditioning repair. 31 places in Slough are on our list. You can also see our page for Guildford, roughly 19 miles from Slough.

Not far from Slough, a recent job of ours was on Church Street, Staines-upon-Thames (TW18), about 7 miles south-east: installing two LG wall-mounted units in the main office area and a single unit in the client meeting room.

The A4 and A332 serve Slough, which keeps journeys to surveys and visits simple. Here we cover the SL1, SL3, SL2 and SL6 postcode area. If you are just outside Slough, we cover Chalvey (1 mile south), Cippenham (1 mile west), Britwell (1 mile north-west), Farnham Royal (2 miles north) and Huntercombe (2 miles west). We also work in nearby towns such as Datchet (3 miles south-east), Farnham Common (3 miles north), Poyle (5 miles south-east) and Colnbrook (4 miles south-east).

Landmarks near Slough

Locally, jobs take us to houses, flats and workplaces close to Westgate School, Herschel Park and The Moon and Spoon pub. The nearest railway station is Slough station, about 0.7 miles east of the centre. Well-known places in the area include Upton Hospital (0.9 miles south-east) and Windsor Castle (2.1 miles south). Green spaces nearby include Taplow Lake and Burnham Beeches.

Map of Slough © OpenStreetMap contributors

Rented and managed buildings

We work for landlords, letting agents and managing agents as well as homeowners and businesses. Tell us who the contact on site is and who should receive the paperwork, and we’ll keep everyone informed.

Facilities teams in offices, schools and public buildings book us too in Slough. Larger buildings can be done in stages to keep disruption down.

How it works

Protection comes first: sheets over the floor and any furniture nearby, and we ask before moving anything. Then the electrics are made safe and the work begins. It takes a single visit for many faults, while some repairs need a second visit once parts arrive, and we clear up before we go. We will ask about parking and access in Slough when we book.

  1. You tell us the symptoms, the make and any error code.
  2. The engineer diagnoses the fault on site, testing rather than guessing.
  3. You get the cause explained and a fixed price for the repair.
  4. Once agreed, the repair goes ahead.
  5. The system is run and checked, and you get a written note of the repair.

Before we arrive

  • Keep pets and children away from the work area
  • Dig out any previous service or F-Gas records
  • Let us know if the building has a permit or sign-in process

Get a fixed-price quote

The quickest way to a quote is to send pictures: 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.

Ask for a quote

Advice

From one of our customers

“Office air con broke down in the July heatwave. Called at 8am, engineer was here by noon and fixed within 2 hours. Brilliant emergency response. They now hold the service contract for the whole building.”

James T., Crawley, office manager

F-Gas certified companyRefrigerant work done and recorded properly
NICEIC approvedElectrical work certified
MCS certifiedHeat pump installations
Checkatrade memberVetted trade directory
24/7 emergency lineBased in East Grinstead