No — the audit must cover significant energy consumption and identify cost-effective savings opportunities. Process-heat losses are squarely in scope, and assessors price them because the method (ASTM C680 / ISO 12241) is standard.
From our guide: ESOS Phase 4 (2027) — full context, charts and sources there.
Boilers, kilns, heat exchangers, valves and steam lines lose energy continuously. Inzonex makes patented (UK GB2508992.1) removable modular insulation — snap-fastened covers engineered per temperature tier, not generic off-the-shelf jackets: