Size from the heat loss
Room-by-room needs and the home’s cold-weather load matter more than a rule of thumb.
Bangor-based · Cold-climate heat pumps
Yes, heat pumps work in Maine.
Today’s cold-climate systems are built to keep heating as temperatures fall. The difference is proper design: equipment selected for low temperatures, a real heat-loss calculation, and capacity matched to your home.
Bangor-based. Share your town or ZIP code and we’ll confirm service availability before scheduling.
200,000+Heat pumps installed in Maine homes and businesses.
Down to −22°F or lowerOperating range published for many cold-climate models.
Tested across all 16 countiesEfficiency Maine has evaluated real systems statewide.
Maine facts from Efficiency Maine’s 2026 guide and statewide field evaluation.
Maine winter ready
“Cold climate” is a design requirement, not a slogan.
Heat pumps do not stop being useful when Maine gets cold. But their capacity and efficiency change with outdoor temperature. We plan around the home, the selected model, and the conditions it needs to handle.
Check low-temperature output
We consider how the specific equipment performs as the temperature drops.
Explain the full strategy
Whole-home, partial-home, and backup-heat approaches should be clear before you decide.
One local team · Four ways to help
From first installation to the years after.
Tell us what the home and equipment need. We’ll confirm location, fit, and the appropriate next step.
Heat pump installation
Ductless, multi-zone, and ducted options planned around the rooms, electrical setup, current heat, and comfort goals.
Explore installationHeat pump change-outs
Replace an aging or underperforming heat pump after reviewing the existing layout, equipment, and what needs to improve.
See change-out serviceDeep cleaning
Request cleaning for indoor and outdoor equipment. Scope and availability are confirmed from the system and service address.
Request a cleaningPreventive maintenance
Have the system reviewed before small issues become bigger comfort problems. One-time requests and care plans are available.
Compare care plansMaine heating-cost calculator
Compare operating costs with your numbers.
Enter recent heating usage, your electric utility, and the portion of the home a heat pump may serve. We’ll show your estimated current heating cost, then ask for your name, email, and service ZIP to unlock the savings result and full breakdown.
Official Maine energy-price defaults
Maine-measured performance assumptions
No guaranteed-savings claim
Free estimate · About 2 minutes
What could your heating-cost difference look like?
Adjust the energy prices if your latest bill differs. Contact details and permission to follow up are required to unlock the savings amount, range, and assumptions.
Open the savings calculatorOperating-cost comparison only. Installation, financing, maintenance, cooling, and rebates are separate.
Cleaning and maintenance plans
Make heat-pump care easier to remember.
Published annual pricing, one scheduled visit per term, and secure Stripe-hosted enrollment when online checkout is available for eligible standard equipment and addresses.
Compare plans and pricesAnnual Cleaning
One annual deep-cleaning visit for one indoor and one outdoor unit, with published equipment add-ons.
Maine Heat Pump Care
Annual deep cleaning plus performance, condensate, accessible electrical, mounting, and line-insulation checks.
From question to next step
Clear enough to make a good decision.
Tell us what you need
Installation, change-out, cleaning, maintenance, or a care plan—plus the home and equipment details you know.
Confirm fit and scope
We verify the service address and gather what is required for a useful recommendation or service scope.
Approve before work
You review the proposed work, timing, and price before an installation or service is scheduled.
Current Maine incentives
Rebates belong beside the estimate—not inside the promise.
Efficiency Maine’s current claim forms list standard primary-heating rebates from $1,000 to $3,000 per eligible outdoor unit, separate whole-home ducted amounts, and a dated 2026 addition. Eligibility and program rules apply.
Potential heat-pump rebates
Checked September 26, 2026Any income$1,000per eligible outdoor unit · up to $3,000 per housing unit
Moderate income$2,000per eligible outdoor unit · up to $6,000 per housing unit
Low income$3,000per eligible outdoor unit · up to $9,000 per housing unit
Whole-home ducted rebates are $3,000, $6,000, or $9,000 by verified tier. Current dated forms add $500 once per housing unit, when it has not already been received and both completion and claim submission fall from March 1 through December 31, 2026. Equipment, project, vendor, property, timing, income verification, and housing-unit lifetime-cap rules apply.
HITA
Bangor-based
First, let’s confirm the address.
We avoid vague statewide promises. Share the service ZIP code and we’ll confirm availability before an appointment or plan payment.
- Bangor is the home base
- Availability varies by service and travel distance
- No obligation to check an address
Useful answers
Maine heat-pump questions, answered plainly.
Will a heat pump still work below zero?
Many cold-climate models continue providing heat at very low outdoor temperatures. Output and efficiency change as temperatures fall, which is why we consider the selected model’s low-temperature capacity and size from the home—not a shortcut.
Do I need backup heat?
Not always. The answer depends on the home, system coverage, equipment, and design. We’ll make the proposed backup strategy clear before you choose.
Can you replace an older heat pump?
Yes. A useful change-out starts by understanding why the current system is being replaced, what can be reused, and whether the existing placement and electrical setup still make sense.
Do you clean heat pumps you did not install?
Send the equipment details and service address. We’ll review the request and confirm whether the system is one we can appropriately service before scheduling.
Is the calculator result a quote or guarantee?
No. It is an operating-cost comparison based on the usage, energy prices, coverage, and performance assumptions shown. A home assessment and proposal are separate.
Which Maine rebates apply?
Income eligibility, equipment, sizing, property conditions, and current program terms determine the answer. We link directly to official information and do not treat a potential rebate as guaranteed.
Free request
What can we help with?
Share the service address and a few details. We’ll confirm availability and the right next conversation. A phone number or email is required; both are welcome.