warm-loop return temperature usable for district heat with a short heat-pump lift (vs ~25–30 °C chilled)
~55–65 °Cobserved
| Value kind | observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range. |
|---|---|
| As of | 2025 |
| Source | Stockholm Exergi; Elsevier RSER review |
| Review | checking…review by 2026-08-12 · standard cadence |
| Recorded changes | last 2026-06-29 |
| Claim id | warm-loop-return-temperature-usable-for |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.