Air conditioning for flats and apartments in Marlborough
Newer blocks in Marlborough with balconies are often the simplest flats to fit. Damp South West winters make the dehumidifying side of a heat pump almost as useful as its cooling.
In Marlborough apartment blocks, the freeholder's consent is usually the first thing to sort out. Marlborough is about 10 miles from Swindon and falls within our Wiltshire coverage. Postcode districts we cover here include SN8.
Prices in Marlborough
Guide prices around Marlborough run from £1,350 to £5,950 per flat, one room to the whole flat including VAT. That is close to the UK middle for this kind of work. The biggest variables are the pipe route, access for the outdoor unit and the state of the consumer unit, all of which the survey settles. As an example, the Two rooms option (twin multi-split for living room and main bedroom) would typically be £2,650–£3,950 here.
Single room
One wall unit with a balcony outdoor unit.
Two rooms
Twin multi-split for living room and main bedroom.
Whole flat
Three or four rooms on one outdoor unit, concealed routes.
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%.
Consent and planning for flats
Flats need more care: get your freeholder's written consent first, and expect the planning rules for a block of flats in Marlborough to be stricter than for a house. In England, permitted development allows one outdoor unit of up to 0.6 m³ on a block of flats; anything more needs planning permission.
The survey
Surveys in Marlborough cover heat gain, pipe routes, electrics, access and noise to the nearest neighbour, so surprises on the day are rare. 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.
What is included
What a job in Marlborough covers:
- Outdoor unit position agreed with the freeholder
- Protection of common areas
- Pressure test, vacuum and commissioning
- Single or multi-split system
- Free survey and lease and consent checklist
Nearby
We also cover Swindon (10 miles), Calne (12 miles) and Devizes (12 miles). See all services in Marlborough or air conditioning for flats and apartments across Wiltshire.

