
Ductless Mini-Splits in Falmouth, Maine
No Ductwork Required · Zone-by-Zone Control · Whisper-Quiet Operation
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- Since 2019
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Ductless Mini-Splits for Falmouth Homeowners

Falmouth homeowners call Aces Highlands for ductless mini-splits because we are close by, based at 508 Riverside St Unit 1 in Portland, and out on Cumberland County roads every day — we know this area's housing, weather and permit process cold.
Ductless mini-split systems provide efficient heating and cooling without the need for ductwork. Aces Highlands installs single and multi-zone mini-split systems for homes that need targeted comfort in specific rooms or areas.
Mini-splits are ideal for additions, finished basements, garages, bedrooms over garages, and older homes without existing ductwork. Each indoor unit operates independently, giving you zone-by-zone temperature control and eliminating the energy waste of heating or cooling unoccupied rooms. If your home also needs new wiring to support the installation, we handle that too.
We install wall-mounted, ceiling cassette, and floor-mounted indoor units depending on your space and preferences. Each installation includes proper sizing, clean line routing, and thorough testing to ensure optimal performance.
Modern ductless systems operate at whisper-quiet levels and include features like programmable schedules, Wi-Fi control, and advanced filtration. We help you choose the right configuration for your home and budget. Explore our financing options to make your mini-split installation affordable.
Why Falmouth Calls Aces Highlands
- A Cumberland County crew that already knows Falmouth's streets and housing stock
- We tell you what is actually wrong and what it costs, plainly, every time
- Same-week scheduling for most service calls
- Licensed and insured; Google reviewers back up the work
Falmouth Homes and What They Need
Falmouth's housing is younger than most of Greater Portland. Census estimates put the median home here at 1986, and roughly 14 percent of homes have been built since 2010, many of them in newer subdivisions. The older layer is still real: about 14 percent of homes predate 1940 and about four in ten predate 1980, from Falmouth Foreside along Route 88 to West Falmouth Corner and Highland Lake. Around 80 percent of homes are single-family detached houses, and most are owner-occupied. In practice that means two very different kinds of job in one town: a newer colonial with PEX, a mechanical room and room for ductwork, and a Foreside house with copper or galvanized supply lines, tired shutoff valves and pinhole leaks that need tracing behind finished walls.
Heating and Cooling in Falmouth
Falmouth heats with a wider mix than most Maine towns. Census estimates show fuel oil or kerosene in roughly 43 percent of occupied homes, bottled propane in about 21 percent, utility natural gas in about 19 percent, electricity in about 11 percent and wood in about 5 percent. Gas is available because both Unitil and Summit Natural Gas of Maine run mains in town; Summit built into Falmouth, Cumberland and Yarmouth after the three towns chose it through a joint request for proposals, beginning in 2013. Homes near the bay see slightly milder nights than those out toward West Falmouth and Blackstrap, but both need equipment sized for a real Maine January. For many owners the choice is whether to keep an oil or propane boiler as backup or move most of the load to a cold-climate heat pump system, which also adds cooling.

Getting to Know Falmouth
The original town of Falmouth once encompassed what are now Portland, South Portland, Westbrook, and Cape Elizabeth — those communities were all carved out of it over time. Just offshore, Mackworth Island was Governor Percival Baxter's family retreat before he deeded it to the State of Maine in 1943; today it is famous for the "fairy houses" visitors build in its woods and for Baxter's stone-walled memorial to his Irish Setters.
Modern Falmouth is known for well-kept homes with high-end finishes — the kind of properties where clean line-set routing, tidy penetrations, and spotless job sites matter. That is how we work.
Local & Independent — Not a Franchise
We are an independent, Portland-based company, not a franchise chain routing your Falmouth job to a call center. Technicians are not on commission, so the recommendation you get is the one your house actually needs. We show up, fix the actual problem, and let the work speak for itself.
How a Ductless Mini-Split Works
- Outdoor condenser — compressor and fan reject or absorb heat
- Line set — refrigerant lines run through the wall sleeve
- Wall sleeve — one small penetration, no ductwork needed
- Indoor wall head — coil and blower
- Warm air — directed by adjustable louvers
Homeowner Guide
Ductless Mini-Splits: Zoning, Placement & Multi-Unit Systems
A ductless mini-split solves a specific problem — heating and cooling a space with no existing ductwork — and it does it with more control over individual rooms than almost any ducted system can offer.
Read the Full GuideMore Heat Pumps & Mini-Splits
Ductless Mini-Splits is part of our full heat pumps & mini-splits lineup. Explore the details or browse everything we offer in Falmouth.
Ductless Mini-Splits DetailsAll Services in FalmouthService Info
Codes & Permits for Ductless Mini-Splits in Falmouth
In Falmouth, plumbing permits come from the Local Plumbing Inspector at the Falmouth Code Enforcement Division (271 Falmouth Road, Falmouth, ME 04105, 207-699-5310). With 12,444 residents, Falmouth is required to enforce the Maine Uniform Building and Energy Code (MUBEC). The town has NRHP-listed historic properties, including the Falmouth House (1820) and the Norton House Historic District, so work near these may involve added review (Wikipedia).
- The electrical circuit that feeds a new heat pump or AC condenser needs an electrical permit, issued by the Electricians' Examining Board or the town's own electrical inspector, before the wiring is installed or altered. maine.gov
- Efficiency Maine offers rebates of up to $9,000 on qualifying heat pumps, but the equipment must be installed by an Efficiency Maine Residential Registered Vendor for the homeowner to receive the rebate. efficiencymaine.com
- Anyone who connects or disconnects gauges or adds/removes refrigerant on a heat pump or air conditioner must hold EPA Section 608 technician certification; the credential does not expire once earned. epa.gov
How Aces Highlands Handles Ductless Mini-Splits in Falmouth
- 43% of Falmouth households still heat primarily with heating oil, so we size a ductless mini-splits around whatever is already running the house and tell you straight whether it is worth keeping as a cold-snap backup.
- Every outdoor unit we set gets its own permitted circuit before it's wired in, and any refrigerant work is done under our EPA Section 608 certification.
- We flag which Efficiency Maine incentives apply to a ductless mini-splits before work starts, since the rebate only applies through a Residential Registered Vendor.
The town's public library near Falmouth Village, off Route 1.
Street View © Google
Why homeowners choose Aces Highlands
We show up when we say
We show up on time, as promised, and complete the work with clean professionalism.
Pricing upfront, before work starts
Honest diagnostics and a clear price before any work begins — no surprises on the invoice.
Done right the first time
HVAC, plumbing and electrical done right the first time — backed by our workmanship guarantee and 100% satisfaction guarantee.
Locally owned in Portland, Maine · Serving Greater Portland and Southern Maine since 2019
What HVAC customers say
Justin Funk
a year ago
We highly recommend Highlands Heating & AC. They are extremely responsive, knowledgeable and do great work. Our boiler stopped working and Elijah was quick to respond after hours on a Friday. He installed a new boiler and heat pump hot water heater.
Tom
14 Aug 2024
He was very friendly. He gave me an honest explanation on why I shouldn't recharge my A/C unit and what he suggested made much more sense. He really took care of everything. He is very professional, always called me with updates. 5 stars is not enough — I give this company 10 stars.
John Walton
5 months ago
I've had three HVAC issues over the past two years. Each time I call, Elija or the office picks up the phone, and my problem is fixed in 24 hrs. Their solutions always feel correct and honest. I cannot recommend them more.
Adam Ayan
10 months ago
Elijah and Highlands Heating & AC were super helpful! Boiler failed over the weekend and Elijah was very responsive and helpful, getting us up and running right away. I would recommend him at HH&AC highly!
Nichole A
a year ago
Highly recommend! Cannot thank them enough for fixing my water heater. Elijah is very reliable and communicative. No hassle, no phone tag, transparent with cost and quick to repair the issue. I know who to call if I need help again!
Jacqueline Vogeley
2 weeks ago
Great experience! Open, honest and efficient 🙌🏽 Job well done
Ductless Mini-Splits FAQs
Can a mini-split heat a room all winter in Maine?
Yes — cold-climate mini-splits are rated to keep producing heat at -13°F and below, and Maine homes run tens of thousands of them through every winter. Correct sizing and mounting the outdoor unit above snow line are what make the difference.
How much does a ductless mini-split cost installed?
A quality single-zone installation typically runs $4,000–$6,000. Multi-zone systems cost more depending on the number of indoor heads. Efficiency Maine rebates on qualifying systems reduce the net cost, and we quote firm prices up front.
Are mini-splits noisy?
No — modern indoor heads run at whisper-quiet levels on low fan speeds, quieter than a refrigerator, and the compressor noise stays outside. If a mini-split is loud, something is wrong with it.
Do mini-splits need maintenance?
Yes: rinse the indoor filters every few weeks during heavy use, and have the system professionally cleaned and checked once a year — coils, blower wheel, refrigerant charge, condensate drain, and defrost operation.
How long does installation take?
A typical single-zone installation is finished in one day, including electrical connection and full commissioning. Multi-zone projects usually take two to three days.
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Need Ductless Mini-Splits in Falmouth?
Call our Falmouth team or get a free quote. We will get you scheduled and take care of it right the first time.
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