$100 per rough opening

Windows & Doors Rebates in Cambridge

Windows and doors are part of the assessment-required tier — $100 for each rough opening replaced with an eligible ENERGY STAR-rated window or door.

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The breakdown

Why this one needs an assessment

Windows and doors bundle into the assessment-required path alongside insulation, water heater, and air sealing. You need at least 2 of those upgrades — completing 3+ earns an extra $500 bonus.

How to claim it

  1. Book an initial home energy assessment with a registered energy advisor ($600, refunded later)
  2. Get your custom report
  3. Complete the window/door replacement plus at least one other qualifying upgrade
  4. Book a follow-up assessment
  5. Rebate arrives by mail within 60 days
Get an exact number: Fill out our free assessment tool to see your Cambridge-specific rebate amount. Run your free assessment →

Next steps

View all Cambridge rebate programs → or check the official Home Renovation Savings Program site → for the current source of truth.