Air conditioning for extensions and kitchen-diners in Llangefni
For a kitchen-diner in Llangefni, we place the indoor unit clear of the hob and plan the outdoor unit at the rear. Mild North Wales summers mean heat pump heating is usually the headline benefit.
In Llangefni, a side wall of a single-storey extension is usually the neatest place for the indoor unit. Llangefni sits around 8 miles from Bangor, Gwynedd, inside our Gwynedd area. Coverage includes LL77.
Prices in Llangefni
In North Wales, our guide range for air conditioning for extensions and kitchen-diners is £1,345–£4,195 per space, including VAT. Labour rates in North Wales keep this slightly under the national middle. Quotes move with the length of the pipe run, where the outdoor unit can sit and how much electrical work the job needs. Typical Large single work (one 5–7 kW unit for a large glazed space) lands around £1,945–£2,695 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 Wales, outdoor units of up to 1.5 m³ that meet MCS 020a noise limits are usually permitted development on houses; listed buildings need consent, and in conservation areas a unit cannot go on a wall or roof facing a road.
The survey
The free survey is where the real price is set: room measurements, pipe and drain routes, electrical checks and the outdoor unit position, all written into your quote. We book surveys in Llangefni at a time that suits you, including early evenings by arrangement, and send the written quote afterwards.
What is included
Included with air conditioning for extensions and kitchen-diners in Llangefni:
- Free survey with glazing and roof heat-gain check
- Placement clear of the hob and oven
- One or two units sized for the whole space
- Handover of the remote or app
- Hidden routes during the build, or neat surface routes after
Nearby
Close to Llangefni, our coverage also includes Bangor, Gwynedd (8 miles), Caernarfon (8 miles) and Holyhead (14 miles). See all services in Llangefni or air conditioning for extensions and kitchen-diners across Gwynedd.

