Wall-mounted air conditioning in Henley-on-Thames
Where a home in Henley-on-Thames faces the street, the outdoor unit usually goes at the rear, out of sight. In the South East, loft rooms and glazed extensions can climb well above the outside temperature on a sunny afternoon.
A single wall-mounted unit is often all a bedroom or sunny living room in Henley-on-Thames needs. We cover Henley-on-Thames as part of Oxfordshire, roughly 21 miles from Oxford. That includes the RG9 postcode district.
Prices in Henley-on-Thames
Guide prices around Henley-on-Thames run from £1,395 to £3,595 per room including VAT. South East England is one of the dearer parts of the UK for trades, which shows in the range. What moves a quote in Henley-on-Thames up or down is mostly pipe length, how high the outdoor unit goes, and whether a new electrical circuit is needed. For reference, the Popular option in Henley-on-Thames (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
For most houses in Henley-on-Thames, the outdoor unit is permitted development if it passes the MCS 020(a) noise check (37 dB(A) or less at the nearest neighbouring window) and stays within the size and number limits. We run that check on survey.
The survey
A survey in Henley-on-Thames 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. We book surveys in Henley-on-Thames at a time that suits you, including early evenings by arrangement, and send the written quote afterwards.
What is included
Here is what is included on every job in Henley-on-Thames:
- Supply of an R32 inverter unit sized to the room
- Nitrogen pressure test and deep vacuum before commissioning
- Core-drilled wall penetration and sealed sleeve
- Free site survey and room heat-gain check
- Insulated copper pipework, drain and interconnecting cable
Nearby
We also cover Reading (6 miles), Lower Earley (7 miles) and Maidenhead (8 miles). See all services in Henley-on-Thames or wall-mounted air conditioning across Oxfordshire.

