Wall-mounted air conditioning in Harlow
Long sunny spells in the East of England put conservatories and top-floor rooms under real pressure. A single wall-mounted unit is often all a bedroom or sunny living room in Harlow needs.
Where a home in Harlow faces the street, the outdoor unit usually goes at the rear, out of sight. Harlow sits around 31 miles from Southend-on-Sea, inside our Essex area. That includes the CM17 and CM18 postcode districts.
Prices in Harlow
For Harlow, expect roughly £1,295 to £3,295 per room, VAT included, adjusted for typical East of England rates. That is above the UK middle, mainly because labour and access cost more in the East of England. Quotes move with the length of the pipe run, where the outdoor unit can sit and how much electrical work the job needs. For reference, the Popular option in Harlow (quieter mid-range unit with Wi-Fi control and better seasonal efficiency for a living room) usually comes to about £1,745–£2,395.
Essential
Reliable 2.5–3.5 kW unit for a bedroom or study, standard pipe run, basic remote.
Popular
Quieter mid-range unit with Wi-Fi control and better seasonal efficiency for a living room.
Premium
Design-led or very quiet model, larger capacity or concealed pipework through a void.
Guide prices show VAT at 20%. HMRC treats most fixed air conditioners and air-to-air heat pumps installed in homes as energy-saving materials, zero-rated until 31 March 2027 when we supply and fit them. If your installation qualifies, your quote shows 0% VAT and a lower price. Servicing, repairs, cleaning and controls are charged at 20%.
Planning and permissions
In England, most houses can have an outdoor unit under permitted development if it is no larger than 1.5 m³, meets the MCS 020(a) noise limit of 37 dB(A) at the nearest neighbour's window, and there are no more than two on a detached house or one on other houses. Listed buildings need consent.
The survey
At the survey we look at how each room is used, where the sun hits it and how the pipes can reach the outside wall, then put it all in a written quote. We book surveys in Harlow at a time that suits you, including early evenings by arrangement, and send the written quote afterwards.
What is included
What a job in Harlow covers:
- Insulated copper pipework, drain and interconnecting cable
- Handover of the remote, Wi-Fi app (where fitted) and filter cleaning
- Nitrogen pressure test and deep vacuum before commissioning
- Core-drilled wall penetration and sealed sleeve
- Supply of an R32 inverter unit sized to the room
Nearby
Close to Harlow, our coverage also includes Hoddesdon (5 miles), Bishops Stortford (7 miles) and Waltham Abbey (8 miles). See all services in Harlow or wall-mounted air conditioning across Essex.

