Energy and Systems
Energy Efficiency: costs by job
Install, replace, repair and maintain costs for every energy efficiency job we track, with the trade required and how DIY-friendly each one is.
Model reviewed August 2026
Cost comparison
Typical national figures for a standard single-family home.
| Energy Audit InspectionEnergy auditor · DIY 4/5 | Cost under revalidation |
|---|---|
| Air SealingTypical $1,400 · Insulation contractor · DIY 3/5 | $500 – $3,600 |
| Duct SealingTypical $1,500 · HVAC contractor · DIY 3/5 | $600 – $3,800 |