Put the proposals side by side
Compare your heat pump quotes
Look beyond the headline price. Use the same questions for each installer, record their written answers, and ask about anything missing.
By Maine Heat Pumps · Reviewed October 11, 2026
Gather estimates from at least three installers, as Efficiency Maine recommends ↗. Compare proposals for the same rooms and heating needs.
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Copy the quote’s details; leave unknowns blank. Ask for missing answers in writing before deciding. This worksheet organizes proposals; it does not rank installers or confirm rebate eligibility.
1. Equipment & installation
| What to compare | Quote 1 | Quote 2 | Quote 3 |
|---|---|---|---|
| Installer & quote dateCompany, date, and quote reference. | |||
| Equipment modelsExact indoor and outdoor model numbers. | |||
| Rooms & heating planRooms served; whole-home or supplemental heat. | |||
| Winter performanceLoad calculation, design temperature, and equipment output supplied by the installer. | |||
| Included installation workElectrical, permits, mounting, drainage, ducts, removal, and cleanup. | |||
| Exclusions & extra workWhat is missing, and how changes are approved and priced. |
2. Price, warranty & service
| What to compare | Quote 1 | Quote 2 | Quote 3 |
|---|---|---|---|
| Total before incentivesFull installed price; note whether taxes and fees are included. | |||
| Incentives to confirmProposed amount, eligibility, paperwork, and what you owe if denied. | |||
| Payment scheduleDeposit, milestones, financing terms, and quote expiry. | |||
| Equipment warrantyCoverage period, exclusions, and registration requirements. | |||
| Labor warrantyCoverage period and costs not covered. | |||
| Service & maintenanceWho provides local service, maintenance requirements, and service costs. | |||
| Questions & follow-upUnclear answers, missing details, and agreed next steps. |
Resolve the differences
If proposals cover different rooms, equipment, or work, ask each installer to explain the difference before comparing price. Keep proposed incentives separate from the full installed price.
Bring the installer-question checklist → · Verify incentive requirements →
Based on our installer-selection guide and installer-question checklist. Three-estimate guidance: Efficiency Maine Residential Registered Vendor directory ↗.
maineheatpumps.com/compare-quotes/ · Reviewed October 11, 2026