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Spec text (RdSAP 10 §15, p.66): "For consistency of application, after expanding the RdSAP data into SAP data using the rules in this Appendix, the data are rounded before being passed to the SAP calculator. The rounding rules are: U-values: 2 d.p. / All element areas (gross) including window areas and conservatory wall area: 2 d.p. / [...]" Applied 2-d.p. rounding to every per-element gross area inside heat_transmission_from_cert: gross_wall + party_wall (in _part_geometry), window total area, door area, top_floor (roof) area, ground_floor area, roof-window area, alt-wall area, RR-detailed-surface area. U-values already came from table lookups at 2 d.p. §3 cascade pins (LINE_31/33/36/37) now close at abs=1e-4 for 5 of 6 fixtures. 000487 remains failing on the RR defect (slice 25). Scoreboard: section_cascade_pins: 151 → 170 PASS (+19) e2e SapResult: 27 → 29 PASS (+2) Per-fixture §3 status: field | 474 | 477 | 480 | 487 | 490 | 516 LINE_31 | ✓ | ✓ | ✓ | ✗ | ✓ | ✓ LINE_33 | ✓ | ✓ | ✓ | ✗ | ✓ | ✓ LINE_36 | ✓ | ✓ | ✓ | ✗ | ✓ | ✓ LINE_37 | ✓ | ✓ | ✓ | ✗ | ✓ | ✓ Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com> |
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| .. | ||
| HANDOVER_NEXT.md | ||
| pcdb10.dat | ||
| pcdb_table_105_gas_oil_boilers.jsonl | ||
| pcdb_table_122_solid_fuel_boilers.jsonl | ||
| pcdb_table_143_micro_cogen.jsonl | ||
| pcdb_table_313_flue_gas_heat_recovery.jsonl | ||
| pcdb_table_353_waste_water_heat_recovery.jsonl | ||
| pcdb_table_362_heat_pumps.jsonl | ||
| pcdb_table_391_high_heat_retention_storage_heaters.jsonl | ||
| pcdb_table_506_heat_interface_units.jsonl | ||
| rdsap-10-specification-2025-06-10.pdf | ||
| sap-10-2-full-specification-2025-03-14.pdf | ||
| sap-10-3-full-specification-2026-01-13.pdf | ||