Air conditioning for extensions and kitchen-diners in Coleraine
For a kitchen-diner in Coleraine, we place the indoor unit clear of the hob and plan the outdoor unit at the rear. Northern Ireland's mild, damp climate makes efficient heating and dehumidifying the main benefits for most homes.
An extension in Coleraine with a roof lantern or large glazed doors can overheat quickly on a sunny afternoon. Our County Londonderry coverage takes in Coleraine, about 27 miles from Derry/Londonderry. Coverage includes BT51 and BT52.
Prices in Coleraine
Air conditioning for extensions and kitchen-diners in Coleraine typically comes in at £1,345–£4,095 per space including VAT, based on Northern Ireland rates. It is a touch below the UK middle, as trade rates in Northern Ireland tend to be. 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. Typical Large single work (one 5–7 kW unit for a large glazed space) lands around £1,895–£2,595 in this area.
Single unit
One 3.5–5 kW unit for a medium extension.
Large single
One 5–7 kW unit for a large glazed space.
Twin units
Two indoor units on a multi-split for long or L-shaped spaces.
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 Northern Ireland we confirm planning requirements for the outdoor unit on survey, especially for listed buildings and conservation areas.
The survey
Surveys in Coleraine cover heat gain, pipe routes, electrics, access and noise to the nearest neighbour, so surprises on the day are rare. A survey in Coleraine 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
What a job in Coleraine covers:
- Handover of the remote or app
- Free survey with glazing and roof heat-gain check
- One or two units sized for the whole space
- Placement clear of the hob and oven
- Hidden routes during the build, or neat surface routes after
Nearby
If you are just outside Coleraine, we also work in Limavady (13 miles), Ballymena (24 miles) and Magherafelt (26 miles). See all services in Coleraine or air conditioning for extensions and kitchen-diners across County Londonderry.