Air conditioning for extensions and kitchen-diners in Letchworth Garden City
For a kitchen-diner in Letchworth Garden City, we place the indoor unit clear of the hob and plan the outdoor unit at the rear. Low rainfall and long summer days in the East of England make south-facing rooms the first to overheat.
In Letchworth Garden City, a side wall of a single-storey extension is usually the neatest place for the indoor unit. We cover Letchworth Garden City as part of Hertfordshire, roughly 24 miles from Watford. We cover SG6 and SG15 and the streets around them.
Prices in Letchworth Garden City
Our East of England guide price for air conditioning for extensions and kitchen-diners is £1,595–£4,995 per space, VAT included. The East of England is one of the dearer parts of the UK for trades, which shows in the range. 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. For reference, the Large single option in Letchworth Garden City (one 5–7 kW unit for a large glazed space) usually comes to about £2,295–£3,195.
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 England, most houses can have an outdoor unit under permitted development if it is no larger than 1.5 m³, meets the MCS 020(a) noise limit of 37 dB(A) at the nearest neighbour's window, and there are no more than two on a detached house or one on other houses. Listed buildings need consent.
The survey
We book surveys in Letchworth Garden City at a time that suits you, including early evenings by arrangement, and send the written quote afterwards. On a survey in Letchworth Garden City the engineer looks at room size, glazing, the route for pipes and drains, the electrics and where the outdoor unit can sit quietly, then the written quote follows.
What is included
What a job in Letchworth Garden City covers:
- Placement clear of the hob and oven
- Pressure test, vacuum and commissioning
- Free survey with glazing and roof heat-gain check
- Hidden routes during the build, or neat surface routes after
- Handover of the remote or app
Nearby
Neighbouring places we cover include Hitchin (3 miles), Stevenage (5 miles) and Biggleswade (8 miles). See all services in Letchworth Garden City or air conditioning for extensions and kitchen-diners across Hertfordshire.