Heat load surveys and system design in Hailsham
For self-builds and extensions in Hailsham, a standalone design pack can go straight to your builder. Hot spells reach the South East early, which makes spring the easiest time to arrange an installation.
Every Hailsham quote starts with a room-by-room survey rather than a guess from floor area. We cover Hailsham as part of East Sussex, roughly 17 miles from Brighton. Coverage includes BN27.
Prices in Hailsham
For Hailsham, expect roughly £495 to £1,495 for a standalone design pack, VAT included, adjusted for typical South East England rates. South East England is one of the dearer parts of the UK for trades, which shows in the range. Larger homes, more zones and full drawing sets for a builder are what move a design pack towards the upper figure. Typical Design pack work (drawings and schedules for one home) lands around £495–£945 in this area.
Home survey
Free with an installation quote.
Design pack
Drawings and schedules for one home.
Self-build pack
Whole-house design for a new build.
Planning and permissions
For most houses in Hailsham, the outdoor unit is permitted development if it passes the MCS 020(a) noise check (37 dB(A) or less at the nearest neighbouring window) and stays within the size and number limits. We run that check on survey.
The survey
Surveys in Hailsham cover heat gain, pipe routes, electrics, access and noise to the nearest neighbour, so surprises on the day are rare. A survey in Hailsham 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 with heat load surveys and system design in Hailsham:
- Pipe and drain routes
- Equipment selection and outdoor unit sizing
- Room-by-room heat gain and heat loss
- Electrical load for your electrician
- Written proposal with options
Nearby
Close to Hailsham, our coverage also includes Eastbourne (7 miles), Seaford (9 miles) and Bexhill-on-Sea (9 miles). See all services in Hailsham or heat load surveys and system design across East Sussex.

