Multi-split air conditioning in Trowbridge
Coastal breezes help, but inland South West towns and glazed rooms still see uncomfortable peaks. Multi-split is a good fit for Trowbridge flats and maisonettes where only a balcony or one rear wall is available.
Twin and triple systems suit Trowbridge homes where bedrooms sit above the kitchen and one rear wall can take the outdoor unit. Trowbridge lies roughly 25 miles from Swindon, and we cover it as part of Wiltshire. We cover BA14 and the streets around them.
Prices in Trowbridge
In South West England, our guide range for multi-split air conditioning is £2,450–£7,750 for 2–4 rooms, including VAT. That is broadly in line with national guide prices. Longer or hidden pipe runs, high-level brackets and electrical upgrades are the usual reasons a quote lands at the top of the range. On our South West England figures, the Triple option (three rooms with mixed indoor styles and Wi-Fi control throughout) is about £3,350–£5,450.
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
England's rules let most houses fit an outdoor unit without a planning application, as long as the size, number and MCS 020(a) noise conditions are met. Flats, listed buildings and roof-mounted units are treated differently.
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. A survey in Trowbridge 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
Included as standard in Trowbridge:
- An indoor unit and controls for every room
- Free survey with a room-by-room heat-gain check
- Planned pipe routes through lofts, floors or trunking
- Commissioning and a walk-round of every room's controls
- Pressure test, vacuum and refrigerant charge calculated for the pipe lengths
Nearby
If you are just outside Trowbridge, we also work in Bath (8 miles), Frome (8 miles) and Warminster (8 miles). See all services in Trowbridge or multi-split air conditioning across Wiltshire.