Heat load surveys and system design in Stowmarket
Every Stowmarket 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 Stowmarket, a standalone design pack can go straight to your builder. Stowmarket sits around 11 miles from Ipswich, inside our Suffolk area. That includes the IP14 postcode district.
Prices in Stowmarket
Guide prices around Stowmarket run from £445 to £1,395 for a standalone design pack including VAT. That is above the UK middle, mainly because labour and access cost more in the East of England. Larger homes, more zones and full drawing sets for a builder are what move a design pack towards the upper figure. 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
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
On a survey in Stowmarket 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. Surveys in Stowmarket cover heat gain, pipe routes, electrics, access and noise to the nearest neighbour, so surprises on the day are rare.
What is included
Included with heat load surveys and system design in Stowmarket:
- Room-by-room heat gain and heat loss
- Pipe and drain routes
- Electrical load for your electrician
- Noise check to the nearest neighbour
- Equipment selection and outdoor unit sizing
Nearby
Neighbouring places we cover include Ipswich (11 miles), Bury St Edmunds (13 miles) and Diss (14 miles). See all services in Stowmarket or heat load surveys and system design across Suffolk.

