Wall-mounted air conditioning across Oxfordshire
In a semi or terrace in Oxford, the indoor unit often goes on a back bedroom wall with the outdoor unit on a bracket below. Where a home in Oxford faces the street, the outdoor unit usually goes at the rear, out of sight. Summers in the South East are among the warmest in the country, so cooling often comes first, with efficient winter heating as a bonus.
Prices in Oxfordshire
Wall-mounted air conditioning in Oxfordshire typically comes in at £1,395–£3,595 per room including VAT, based on South East England rates. That is above the UK middle, mainly because labour and access cost more in South East England. Longer or hidden pipe runs, high-level brackets and electrical upgrades are the usual reasons a quote lands at the top of the range. For reference, the Popular option in Oxfordshire (quieter mid-range unit with Wi-Fi control and better seasonal efficiency for a living room) usually comes to about £1,895–£2,595.
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
On a survey in Oxfordshire the engineer looks at room size, glazing, the route for pipes and drains, the electrics and where the outdoor unit can sit quietly, then the written quote follows. A survey in Oxfordshire usually takes one to two hours. We measure the rooms, check the walls and the consumer unit, agree the outdoor unit position with you and photograph the pipe routes.
What is included
Included with wall-mounted air conditioning across Oxfordshire:
- Supply of an R32 inverter unit sized to the room
- Insulated copper pipework, drain and interconnecting cable
- Handover of the remote, Wi-Fi app (where fitted) and filter cleaning
- Core-drilled wall penetration and sealed sleeve
- Free site survey and room heat-gain check
- Nitrogen pressure test and deep vacuum before commissioning
Towns in Oxfordshire
Pick your town for local details, or see every service in Oxfordshire.

