EPC Improvements: Sensible Priorities for UK Owners
Fabric-first thinking, when heat pumps are discussed realistically, and why “chasing a letter” without comfort goals can waste money.
Published: 15 Apr 2026 · Updated: 15 Apr 2026 · 7 min read
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Fabric and ventilation first
Airtightness and insulation changes interact with moisture risk. Get professional input before stacking measures.
Heating systems
Changing heating type can move ratings, but suitability depends on emitters, insulation, and grid connection constraints.
Pillar: EPC hub · Tool: use the [EPC improvement calculator](/calculators/epc-improvement) for indicative numbers only.
Sideways: EPC register limits.
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