Multi-split air conditioning in Dartford
Multi-split is a good fit for Dartford flats and maisonettes where only a balcony or one rear wall is available. In the South East, loft rooms and glazed extensions can climb well above the outside temperature on a sunny afternoon.
In a house in Dartford with a usable loft, multi-split pipes can often run through it so the front stays clear. Dartford is about 18 miles from Maidstone and falls within our Kent coverage. Coverage includes DA1.
Prices in Dartford
In South East England, our guide range for multi-split air conditioning is £2,995–£9,445 for 2–4 rooms, including VAT. That is above the UK middle, mainly because labour and access cost more in South East England. Concealed pipework, access equipment for high walls and any electrical work are what push prices towards the upper figure. On our South East England figures, the Triple option (three rooms with mixed indoor styles and Wi-Fi control throughout) is about £4,095–£6,645.
Twin
Two rooms on one outdoor unit, wall-mounted indoor units, standard routes.
Triple
Three rooms with mixed indoor styles and Wi-Fi control throughout.
Quad
Four or five rooms, longer concealed runs or a ducted unit in a loft 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 Dartford, 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
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 Dartford at a time that suits you, including early evenings by arrangement, and send the written quote afterwards.
What is included
Included with multi-split air conditioning in Dartford:
- Free survey with a room-by-room heat-gain check
- Commissioning and a walk-round of every room's controls
- Pressure test, vacuum and refrigerant charge calculated for the pipe lengths
- Planned pipe routes through lofts, floors or trunking
- One outdoor unit sized to the combined load
Nearby
We also cover Bexley (3 miles), Swanley (4 miles) and Welling (5 miles). See all services in Dartford or multi-split air conditioning across Kent.