Greater London · W1T

Air conditioning in W1T

We cover every part of the W1T postcode district, including Marylebone, St Pancras and Soho. You get a fixed-price quote before any work starts.

Air con installation in W1T

Our air conditioning service in W1T

Most air conditioning needs its own electrical supply from the consumer unit. Adding a new circuit is notifiable building work under Part P unless it’s done by a registered competent person, and our NICEIC approval means we install and certify it ourselves. We are often asked to deal with not knowing which system, size or brand to choose and fans and portables that don’t keep up, on ceiling cassettes, ducted systems and VRF systems.

Our engineers arrive at the time agreed with you and run through the plan before anything else. Floors and furniture near the work are covered with dust sheets, and the electrics are made safe before any panel comes off. The work itself takes a day or more, depending on the number of rooms, the pipe routes and the access.

  1. We survey the rooms and the outside of the property, or work from pictures and details for simple jobs.
  2. The quote is fixed and shows the equipment, where each unit goes and what’s included.
  3. The indoor unit is fixed in place, the outside unit positioned, and the connecting runs put in tidily.
  4. Once the electrics are connected, the pipework is tested for leaks and put under vacuum before any refrigerant flows.
  5. We commission the system, show you the controls and leave the F-Gas records and the manufacturer’s warranty details.

What you will pay

The pipe route, the height of the units and how we reach them can all change the price. Each of those is built into the quote and give you a fixed price before we start.

Why people in W1T choose us

  • One contact for properties across the South East and London
  • Leading brands including Daikin, Mitsubishi Electric and Fujitsu
  • Members of Checkatrade
  • An F-Gas certified company, as the law requires

Ask for a quote

Quoting starts with a diagnosis, from a site survey or, where the job is straightforward, from pictures and measurements. Then you get a fixed price so you know the cost before we begin.

Landmarks near Marylebone

In Marylebone, that means homes and buildings near Russian chapel on Welbeck Street, St Vincent's Catholic Primary School and Royal Society of Medicine Library, among other places. You’ll also find The St Marylebone CofE School (less than half a mile north-west), The Phoenix pub (less than half a mile south-east), The St Marylebone CofE School (within half a mile north-west) and St Anne's Churchyard (0.7 miles south-east). Marylebone has its own railway station: Bond Street station. A little further out are Montfichet's Tower (2 miles east) and Twist Museum (under half a mile south-east). The countryside around Marylebone includes Adelaide Nature Reserve and St. James's Park Lake.

Air conditioning across W1T: local notes

Planning rules are the same across England, W1T included: cooling-only units aren’t covered, listed buildings need consent and conservation areas restrict outdoor units facing a road.

W1T is within the area we cover from our base in East Grinstead. Each job starts with a survey and a fixed-price quote.

Marylebone: Handel Hendrix House (roughly 0.3 miles south) shows the area has its share of heritage. A listed home needs consent before an outdoor unit or pipework goes on. If your home is in one of the older streets near Russian chapel on Welbeck Street, it’s worth checking whether it’s listed or in a conservation area before an install.

What we’re called out for in W1T

Bedrooms that are too warm at night are a frequent reason for a call. An open window doesn’t always cool a bedroom that has warmed up all day, particularly when there’s no breeze.

If any of these sounds familiar, it’s worth a diagnosis:

  • Too many options and no clear advice
  • An office, shop or restaurant that’s uncomfortable for staff and customers
  • Fans and portables that don’t keep up
  • A room that is unbearable on warm days

System by system

Outdoor unit positions

On flats and terraced houses, space outside is often the deciding factor. We look at walls, roofs, balconies and yards on the survey and we flag any consent you may need.

Wall-mounted split systems

Bedrooms, offices and living spaces are where wall-mounted units are most often fitted. We choose the position for even airflow and easy filter access rather than blowing straight at the bed or desk.

Why act early?

Planning ahead beats a rushed decision in a heatwave. When people buy in a hurry, the unit is often the wrong size or badly placed, which is costly to undo. A survey now gives time to choose properly.

Comparing quotes

  • What records you get at the end
  • If the quote is based on a survey, pictures or a diagnosis
  • Whether the company is F-Gas certified, and whether you can check it
  • Whether the electrical work is done by a registered contractor, such as NICEIC approved

Looking after it afterwards

To keep the system working properly:

  • Don’t cover or box in the outdoor unit
  • Clean the filters every few weeks when the system is in heavy use
  • Have the system serviced once a year
  • Shut doors and windows when it’s on

If anything is not right after we have gone, call us on the same number. Tell us what the system is doing, and any code on the display, and we will talk it through with you.

Keep the outdoor unit clear. Anything piled against it, from leaves to garden furniture, reduces the airflow, and the system has to work harder as a result.

Your questions about air conditioning in W1T

What size air conditioning unit do I need?

We size each room on the survey, from its size, glazing, orientation and use. Too small, and it runs flat out; too big, and it switches on and off and wastes energy, so we explain why we have chosen a particular output.

Do you cover W1T?

Yes. We work across Greater London, Surrey, Kent, East and West Sussex, Hampshire, the Isle of Wight, Berkshire, Buckinghamshire, Oxfordshire, Hertfordshire and Essex, W1T included.

Can you look at a system you didn’t fit?

Yes. Systems fitted by other companies are fine from all the leading brands. Send us the make and model, and any records you have.

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. That covers supply, installation, commissioning and the F-Gas paperwork, and we fix it after a survey or from your pictures.

Which type of system should I choose?

There’s no single best type. Wall-mounted splits suit single rooms, multi-splits run several rooms from one outdoor unit, ducted systems hide the unit in the ceiling, and cassettes suit offices and larger rooms. The survey ends with a recommendation and the reasons.

Do you work on all makes?

The main ones, including Mitsubishi Electric, Daikin, Fujitsu, Panasonic, Toshiba, LG, Samsung, Mitsubishi Heavy Industries and Hitachi. For new systems, we recommend a brand and model to suit the job and tell you why.

What does F-Gas certified mean?

Certification shows a business is approved to work on systems that hold F gas refrigerant. In Great Britain, that certification is a legal requirement, not an optional extra, and we hold it.

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