Mid Sussex — centred on the towns of Burgess Hill and Haywards Heath — is one of the most active domestic air conditioning markets in West Sussex. The area’s combination of professional commuter households, modern and Victorian housing stock, and consistent demand from the business parks and commercial centres makes it a market we cover regularly. Here is the complete cost guide for 2026.
Burgess Hill Costs
| System Type | Typical Installed Cost |
|---|---|
| Single room | £1,200 – £2,000 |
| 2-room multi-split | £2,800 – £4,500 |
| 3-5 room system | £4,500 – £8,500 |
| Annual service | £95 – £150 |
Burgess Hill — The Martlets Regeneration Effect
The £90 million regeneration of the Martlets Shopping Centre has brought significant new investment to Burgess Hill town centre and stimulated growth in the surrounding commercial district. New retail units, restaurant spaces and office accommodation have all required air conditioning installation as part of their fit-out or subsequent operation. The regeneration has also increased property values in the immediate town centre area, supporting demand for domestic installations in the higher price bracket.
Haywards Heath — Commuter Premium
Haywards Heath’s 47-minute train to London Bridge — and the premium residential market this drives — means the town has one of the highest rates of multi-room domestic air conditioning installations in the county. Large detached houses in the Muster Green, Franklands Village and Boltro Road areas are among the most commonly specified whole-house installation projects we carry out in Mid Sussex.
Hassocks and Hurstpierpoint
The villages of Hassocks and Hurstpierpoint, south of Burgess Hill, have a high proportion of substantial family homes and a strong commuter demographic via the Brighton Main Line. Single-room and two-room installations in these villages are common, particularly home office and master bedroom installations.
Recent Mid Sussex Installations
Detached house, Keymer Road, Hassocks BN6: Mitsubishi Electric four-room system — three bedrooms and home office. Total: £5,600.
Retail unit, Martlets Shopping Centre, Burgess Hill RH15: Samsung cassette system. Out-of-hours installation. Total: £3,800.
Semi-detached, Perrymount Road, Haywards Heath RH16: Daikin two-room system. Total: £3,200.
Call 07833 053749 or request a free survey in Mid Sussex. We cover the whole of Mid Sussex and respond within one working day.