Efficiency Maine rebates can offset 30–60% of the cost of insulation, heat pump, and water heater upgrades. We're a registered Efficiency Maine vendor. We handle all the paperwork and deduct your rebate from your invoice before you pay.
Select the upgrades you're considering and your income tier to see your estimated rebate.
Household Income Tier
No income verification needed. All Maine ratepayers qualify.
Select Your Upgrades & Adjust Cost
Here's what it all adds up to: what you'd invest, what Efficiency Maine pays back, and what you'd pay every month after rebates and financing.
Estimated Project Cost
Your Rebate Savings
You Pay
Rebate deducted from your invoice upfront.
or finance for
10-year Efficiency Maine Green Bank loan at 7.99% APR
Get My Free AssessmentEstimate only. Actual rebate depends on project scope, costs, and Efficiency Maine program terms. We calculate your exact rebate at your free assessment.
Efficiency Maine
Efficiency Maine
Efficiency Maine
| Upgrade | Any Income | Moderate Income | Low Income |
|---|---|---|---|
| Insulation & Air Sealing | 40% up to $4,000 | 60% up to $6,000 | 80% up to $8,000 |
| Heat Pumps (per outdoor unit) | $1,000 (up to $3,000) | $2,000 (up to $6,000) | $3,000 (up to $9,000) |
| Heat Pump Water Heater | $1,100 instant rebate | $1,100 instant rebate | $1,100 instant rebate |
Rebate amounts shown are maximums. Eligibility requirements apply. Program details and incentive amounts are subject to change by Efficiency Maine.
Low-income maximums shown. Many homeowners offset 40-60% of total project costs through Efficiency Maine rebates.
Two programs, both unsecured (no lien on your home). We will help you find the right fit at your free assessment.
State-backed, purpose-built for energy efficiency. Best rates available for most customers.
| Option | Term | APR | Notes |
|---|---|---|---|
| 0% APR | 1 year | 0% | $500 origination fee |
| Any Income | 5 years | 5.99% | No origination fee |
| Any Income | 10 years | 7.99% | No origination fee |
| Income-Based | 10 years | 5.99% | Max $7,500; pre-approval required |
Maximum flexibility. Finance a broader range of home improvements in one loan, including non-energy upgrades.
| Term | APR | Monthly Payment (per $10k) |
|---|---|---|
| 3 years | 9.99% | ~$323/mo |
| 5 years | 9.99% | ~$212/mo |
| 10 years | 9.99% | ~$132/mo |
For larger projects: use Efficiency Maine Green Bank for the energy work (up to $25,000, better rates) and NEIF Energy Plus for additional improvements or amounts above $25,000. Both are unsecured. We will help you figure out the right financing mix at your free assessment.
A $33,500 project (insulation, air sealing, two single-zone heat pumps):
See our complete energy financing guide for all loan options and monthly payment examples.
As a registered Efficiency Maine vendor, we manage the entire rebate process on your behalf.
We assess your home and calculate your exact rebate eligibility, before you commit to anything.
Your Efficiency Maine rebate is deducted directly from your invoice. You pay the net amount. No waiting for a check.
We submit all required documentation to Efficiency Maine on your behalf. You don't have to do a thing.
