Heat load surveys and system design in Bishops Stortford
Every Bishops Stortford quote starts with a room-by-room survey rather than a guess from floor area. Bright summers in the East of England mean solar gain through glass is usually the biggest load to design for.
For self-builds and extensions in Bishops Stortford, a standalone design pack can go straight to your builder. Bishops Stortford is about 33 miles from Southend-on-Sea and falls within our Essex coverage. Postcode districts we cover here include CM23 and CM22.
Prices in Bishops Stortford
Heat load surveys and system design in Bishops Stortford typically come in at £445–£1,395 for a standalone design pack including VAT, based on East of England rates. The East of England is one of the dearer parts of the UK for trades, which shows in the range. A standalone design pack is priced on the size of the home, the number of rooms and how much drawing work your builder or architect needs. As an example, the Design pack option (drawings and schedules for one home) would typically be £445–£895 here.
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
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
We book surveys in Bishops Stortford at a time that suits you, including early evenings by arrangement, and send the written quote afterwards. At the survey we look at how each room is used, where the sun hits it and how the pipes can reach the outside wall, then put it all in a written quote.
What is included
Included as standard in Bishops Stortford:
- Pipe and drain routes
- Electrical load for your electrician
- Room-by-room heat gain and heat loss
- Written proposal with options
- Noise check to the nearest neighbour
Nearby
Neighbouring places we cover include Harlow (7 miles), Hoddesdon (11 miles) and Hertford (11 miles). See all services in Bishops Stortford or heat load surveys and system design across Essex.

