
AC Installation in Gorham, Maine
Heat Pump & Ductless Cooling · Right-Sized for Your Home · Quiet, Efficient Systems
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- Licensed & insured
- Since 2019
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AC Installation for Gorham Homeowners

Gorham homeowners call Aces Highlands for ac installation 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.
Maine summers are getting warmer, and a properly sized air conditioning system keeps your home comfortable through every heat wave. Aces Highlands installs high-efficiency cooling — from whole-home heat pumps to single-room ductless units — sized and installed right the first time.
For most Southern Maine homes, the smartest way to add air conditioning is a cold-climate heat pump: it cools efficiently in summer and heats your home the rest of the year, all from one system. We are certified GE and Hitachi installers and work with every major brand to match your home and budget.
If you only need to cool a few rooms — a bedroom, a finished attic, an addition, or a home office — a ductless mini-split delivers targeted, zone-by-zone cooling without any ductwork. Every install begins with a proper load calculation so your system is sized correctly: an oversized AC short-cycles and leaves humidity behind, while an undersized one never keeps up on the hottest days.
Our cooling installations include indoor and outdoor unit placement, refrigerant line routing, electrical connections, and full performance testing. Many systems require an electrical panel upgrade to support the new load — we handle that in-house as a licensed Maine electrical contractor. Ask about our financing options to make your AC installation more affordable.
Why Gorham Calls Aces Highlands
- Based just outside Gorham and out on Cumberland County calls every day
- A straight diagnosis and a clear price before we touch anything — no upsell
- Booking stays quick because we do not overbook the schedule
- Fully licensed, fully insured; Google reviewers back up the work
Gorham Homes and What They Need
Gorham covers about 51 square miles west of Westbrook and is still largely rural, and its housing has grown in waves. Census estimates put the median home at 1988: about 14 percent of units were built before 1940, largely in Gorham Village and the old farm roads, while roughly a third were built since 2000 as the town became a Portland bedroom community. About 80 percent of homes are single detached houses and about 81 percent are owner-occupied, and about 5 percent are mobile homes. Newer subdivisions are spread well beyond the village, out toward Little Falls, White Rock and North Gorham. Old farmhouses can have stone foundations, add-on wiring and no ductwork, while newer colonials usually have forced air, which is why replacing an old farmhouse boiler and a subdivision furnace swap are very different jobs.
Heating and Cooling in Gorham
Gorham depends on heating oil more than any of its neighbors. Census estimates show about 60 percent of occupied homes on fuel oil or kerosene, about 14 percent on bottled propane, about 12 percent on utility gas and about 8 percent on electricity with wood at nearly 4 percent. Natural gas in Gorham comes from Maine Natural Gas rather than Unitil, and its lines reach only part of town. Sitting inland, away from the ocean's moderating effect, Gorham tends to run colder on clear winter nights than the Portland Jetport, which matters when sizing any system. That combination - high oil use, colder nights and few ducts in older homes - is why cold-climate heat pumps are often paired with an existing boiler here rather than replacing it outright.

Getting to Know Gorham
Gorham began as "Narragansett No. 7" — one of seven townships Massachusetts granted in 1728 to veterans of the Narragansett War and their heirs — and was incorporated under its current name in 1764. On the Gorham–Windham line, Babb's Bridge spans the Presumpscot River as Maine's oldest covered bridge, originally built in 1840 and faithfully rebuilt with locally milled lumber after a 1973 fire.
Gorham today mixes centuries-old farmhouses with newer subdivisions around the village and the USM campus — two very different kinds of heating and electrical work, and we are comfortable in both.
Local & Independent — Not a Franchise
Aces Highlands answers to Gorham homeowners directly, not a franchise office somewhere else in the country. Every technician is paid to solve the problem in front of them, not to hit an upsell quota. We show up, fix the actual problem, and let the work speak for itself.
How Central Air Conditioning Works
- Condenser — outside, rejects heat picked up indoors
- Compressor — pressurizes the refrigerant gas
- Evaporator coil — at the furnace, absorbs heat from indoor air
- Blower — pushes air across the cold coil
- Cool air — delivered through the ducts
Homeowner Guide
Central AC Installation: What to Know Before You Buy
Air conditioning used to be optional in Maine. Between hotter, more humid summers and homes built tighter for heating efficiency, it's become close to standard — but it's worth understanding what you're actually buying.
Read the Full GuideMore Heat Pumps & Mini-Splits
AC Installation is part of our full heat pumps & mini-splits lineup. Explore the details or browse everything we offer in Gorham.
AC Installation DetailsAll Services in GorhamService Info
Codes & Permits for AC Installation in Gorham
In Gorham, plumbing permits come from the town's Local Plumbing Inspector. With 18,336 residents, Gorham is required to enforce the Maine Uniform Building and Energy Code (MUBEC). Gorham is described as a historically rural town that has become a fast-growing Portland-area bedroom community, while still retaining distinct village areas (South Gorham, West Gorham, Little Falls).
- 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
- 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
How Aces Highlands Handles AC Installation in Gorham
- 60% of Gorham households still heat primarily with heating oil, so we size a AC installation 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.
- Efficiency Maine rebates only pay out when a Residential Registered Vendor did the install, so we confirm eligibility with you up front — you can check any installer's registration yourself before signing anything.
College Avenue in Gorham, near the University of Southern Maine's Gorham campus.
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
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!
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.
Malina Foss
3 months ago
I can not recommend Sam and his team enough!! In a world of slow response times and cut corners they went above and beyond in every area, installing a new electrical panel for me. Their attention to detail and love of their craft truly sets them apart from the rest!
Steve Robertson
3 months ago
Where to begin? These guys hooked up a sauna for me and did an amazing job, it was not a small job. Projects big or small, these guys are my go to. Responsive, reasonably priced, and professional. In a world where it is tough to get good service, I'm thrilled to have these guys in my phone.
AC Installation FAQs
How much does AC installation cost in Maine?
A single-zone ductless system — the most common way to add cooling to a Maine home — typically runs $4,000–$6,000 installed. Whole-home multi-zone heat pump systems cost more. Because these systems also heat, Efficiency Maine rebates on qualifying models often apply.
Is a heat pump or central air better for cooling?
For most Maine homes, a ductless heat pump wins: no ductwork required, higher efficiency, and it heats in winter as well as cools in summer. Central air only tends to make sense if your home already has good ductwork from a forced-air furnace.
Will a mini-split dehumidify my house?
Yes — properly sized, a mini-split removes humidity as it cools, and most models also have a dedicated dry mode for muggy days that are not especially hot. Oversized systems dehumidify poorly, which is why we size from a load calculation.
How long does AC installation take?
Single-zone installations are typically completed in one day. Multi-zone or whole-home systems take two to three days, plus any electrical panel work, which our licensed electricians handle within the same project.
Do I need an electrical upgrade to add AC?
Sometimes. Each outdoor unit needs a dedicated circuit, and older 100-amp panels may not have the capacity. We are a licensed Maine electrical contractor as well as an HVAC company, so we evaluate your panel during the estimate and handle any upgrade in-house.
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Aces Highlands handles HVAC, plumbing, and electrical for Gorham homeowners. Here is more of what we do nearby.
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Furnace Installation in GorhamNeed AC Installation in Gorham?
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