Room-by-room measurements, visible construction assumptions and organised evidence for heat-pump installers working across York and nearby YO postcodes.
Real YO26 case study · reports from £150 · measured and drawing-led routes · full UK installer coverage.
Send the postcode with any plans, EPC or insulation records already held. We will confirm the suitable route, price and likely turnaround before the booking is placed in the diary.
Local housing
Heat loss survey York: local homes and building types
York's historic centre is only one part of its housing story. Nineteenth-century terraces, inter-war estates, post-war semis and recent developments all sit within the city's radial road network. The room record must follow the actual house, particularly where a rear return, conservatory or loft conversion has altered the original envelope.
Housing mix
Victorian terraces remain a strong part of the inner-city pattern
The council's character study describes Lawrence Street and Heslington Road as a mixture of nineteenth-century terraces, inter-war housing and modern development. Around the Barbican and western end of Heslington Road, Victorian terraces include both bay-fronted houses and compact two-up-two-down layouts.
Party walls reduce exposed area, but solid masonry, rear returns, cellar ceilings and later roof work still need to be identified house by house.
Outer neighbourhoods
Inter-war and post-war estates change the fabric assumptions
Acomb, Tang Hall, Clifton, Heworth and the northern suburbs contain large groups of twentieth-century houses alongside earlier streets. Semi-detached layouts, cavity construction and suspended floors are common starting points, not automatic conclusions.
Insulation work, replacement glazing and altered ground floors can make two neighbouring houses perform differently, even when their elevations look almost identical.
Across the city
Village edges and new estates widen the local mix
Haxby, Poppleton, Dunnington, Fulford and Bishopthorpe add bungalows, detached houses, infill plots and newer estates to the York workload. Outward YO postcodes can also move quickly from suburban streets to rural properties with oil heating and longer equipment routes.
Anonymised exterior from a completed Vertex survey in the York area. Customer name, house numbers and vehicle registrations withheld.
Local case study
A 1950s semi where the heating route mattered as much as the room count
This YO26 house had eight surveyed rooms, eight windows, seven radiators and four floor-plan captures. The record showed a cavity-wall semi with full loft coverage at a measured 300 mm and a separated conservatory, rather than treating every glazed area as part of the heated envelope.
The existing system used an oil boiler and stored hot water. The survey retained a rear paved heat-pump position, the 100 A single-phase supply with three spare ways, and a measured 700 mm by 2,319 mm by 540 mm cylinder option in place of the existing store.
Fabric, emitters and equipment space stay connected in the handover
The value of this record lies in bringing the room measurements, confirmed fabric evidence and practical conversion route together. The installer can review the existing emitters and envelope without losing the proposed outdoor position, electrical supply or cylinder dimensions.
Room record
Four plans connect the two-storey room record
Eight rooms and eight windows arranged over two floors
Seven existing radiators retained against the room data
Cavity-fill evidence kept with the wall assumption
Loft insulation recorded at 300 mm with full coverage
Envelope check
The conservatory remains outside the heated calculation
The conservatory was recorded as separated from the main house. That boundary matters: it prevents an unheated glazed space from being absorbed into the room total while keeping its physical relationship to the rear elevation clear.
Installer handover
The rear position was checked with the services around it
Ground-mounted position retained on the paved area
Surface drainage and driveway access photographed
Single-phase 100 A supply with three spare ways recorded
Existing cylinder space measured for the replacement route
Coverage
Planning survey visits across York and the wider YO area
York's medieval street pattern, rivers and railways shape vehicle access long before a surveyor reaches the property. A central appointment, an outer-ring-road job and a rural YO visit are planned as different routes rather than interchangeable diary slots.
City access
Radial roads and the historic centre need separate allowances
The A19, A59, A1036 and A1079 feed York's inner network, while the council identifies regular delays on the main radial routes and in the city centre. Fulford Road and Wigginton Road are specifically noted for day-to-day congestion.
Outer YO areas
The A64 and A1237 divide the wider routes
Haxby, Poppleton and Clifton sit naturally with northern and western work. Dunnington and the A1079 corridor run east, while Fulford, Bishopthorpe and the A19 sit south of the centre. Rural appointments beyond the ring road are grouped from the actual postcode.
Installer market
Eighty-one MCS-listed firms sit within the regional radius
When checked on 16 July 2026, a directory using MCS data listed 81 certified air-source heat-pump installers within 30 miles of York, with 67 shown as Boiler Upgrade Scheme registered. These are radius figures, not 81 firms based inside the city boundary.
The report records each heated room, its dimensions, exposed elements, windows, doors, ventilation, construction assumptions and existing emitters. An ASHP evidence booking can also retain proposed outdoor positions, access, drainage, electrical details and cylinder options.
Desktop route
Can a York property be calculated from drawings?
Yes, when the drawings cover the full heated envelope and the fabric information can be supported. A measured visit is usually the better route when extensions, loft conversions or insulation changes are not clear from the supplied records.
Area
Which York areas does Vertex cover?
Coverage includes York, Acomb, Clifton, Haxby, Heworth, Fulford, Bishopthorpe, Dunnington, Poppleton and surrounding YO postcodes. Vertex also supports installer projects throughout the UK.
Confirm the evidence route before reserving a survey date
The quote reflects the heated floor area, the records already available and whether measurements must be collected on site. Travel is confirmed from the full YO postcode before the appointment is accepted.
Room calculationFrom £150
A standalone room-by-room report using a complete drawing and fabric pack, or a measured visit where those inputs are missing.
Combined ASHP evidenceFrom £350
A single appointment for room data alongside proposed equipment positions, access, electrical details and installer evidence.
The booking reply states the agreed scope, travel position and expected report timing. For work beyond North Yorkshire, the UK heat loss service sets out the same measured and drawing-led options.
