Guide
Floor plans for heat pump surveys: when they’re needed
Floor plans aren’t always required, but when they are, they remove ambiguity and make room-by-room context easier to use.
Related: ASHP survey reports · heat loss · view sample report
A floor plan gives room measurements a physical relationship. It helps the designer match room names, emitters, exposed walls and plant routes to the rest of the survey instead of working through isolated entries.
When floor plans help most
- When room-by-room heat loss or emitter information forms part of the job
- When extensions, split levels or altered layouts make room relationships unclear
- When proposed cylinder, plant or pipe routes cross several parts of the property
What a useful plan includes
- Room labels that use the same names as the report
- Internal dimensions, doors, windows and relevant changes in floor level
- Existing emitters and proposed plant positions where requested
- Extensions or areas of different construction shown separately
How it helps the next team move faster
- Room data can be checked against the right part of the building
- Pipe and equipment routes can be discussed with a shared reference
- Unusual construction or access constraints stay attached to their location
What a floor plan does not prove
A plan records the layout and the measurements included in the survey. It does not by itself confirm wall build-up, insulation, structural capacity or whether a proposed route can be installed. Those points need their own evidence and, where appropriate, review by the relevant competent person.