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

Need ac installation in Cape Elizabeth? Aces Highlands runs out of 508 Riverside St Unit 1 in Portland and covers Cumberland County routinely, which means a technician who already understands the area's homes and permit process shows up, not a stranger learning it on the job.
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 Cape Elizabeth Calls Aces Highlands
- We run trucks through Cape Elizabeth and the rest of Cumberland County routinely, not occasionally
- A straight diagnosis and a clear price before we touch anything — no upsell
- A short wait for a truck, not a long one — most jobs move fast
- Properly licensed and covered by insurance, with a track record of Google reviews from real jobs
Cape Elizabeth Homes and What They Need
Cape Elizabeth's housing is markedly older than Falmouth's or Cumberland's. Census estimates put the median home at 1967, about two-thirds of homes were built before 1980, and nearly one in five predates 1940, in neighborhoods such as Cape Cottage and Delano Park near Fort Williams. Building has slowed sharply: only about 4 percent of homes date from 2010 or later. Roughly nine in ten are single-family detached houses. Close to half of all homes date from 1940 to 1979, across areas like Pond Cove, Shore Acres and Oakhurst, which means original branch-circuit wiring, two-prong outlets, ungrounded circuits and early panels are still common, often extended piecemeal by later owners. Before adding heat pumps, an induction range or a finished basement to one of these houses, it is worth having the older wiring inspected and brought up to date.
Heating and Cooling in Cape Elizabeth
Oil still dominates in Cape Elizabeth. Census estimates show fuel oil or kerosene heating roughly 64 percent of occupied homes, a higher share than Falmouth or Cumberland, with electricity at about 12 percent, bottled propane at about 11 percent and utility natural gas at about 10 percent; Unitil lists Cape Elizabeth in its Maine gas territory, but mains do not reach every street. The ocean moderates the worst inland cold, but the town is mostly water by area and houses along Shore Road, Two Lights and Kettle Cove take steady wind and salt spray, which matters for outdoor heat pump units, their mounting and their coils. In oil-heated houses with hot-water or steam heat, replacing an aging oil boiler with a high-efficiency unit, paired with heat pumps, is often the practical first step.

Getting to Know Cape Elizabeth
Cape Elizabeth is home to Portland Head Light, completed in 1791 — the first lighthouse finished by the young United States government, commissioned during George Washington's presidency, and still Maine's oldest lighthouse. The town also produced Joan Benoit Samuelson, who won the first-ever women's Olympic marathon in 1984 and founded the TD Beach to Beacon 10K, which finishes at the lighthouse each summer.
Between Fort Williams and the open Atlantic, Cape Elizabeth homes take the full force of coastal wind and salt air — conditions we plan for in every outdoor equipment installation here.
Local & Independent — Not a Franchise
Aces Highlands answers to Cape Elizabeth homeowners directly, not a franchise office somewhere else in the country. Our techs are paid to do the job right, not to upsell — no commission structure pushes them toward extra work. Earning the next call, not hitting a sales target, is the entire business plan.
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 Cape Elizabeth.
AC Installation DetailsAll Services in Cape ElizabethService Info
Service Area
Cape Elizabeth, Cumberland County, ME
Phone
(207) 670-8616Hours
Open 24 hours, 7 days a week
Codes & Permits for AC Installation in Cape Elizabeth
In Cape Elizabeth, plumbing permits come from the Local Plumbing Inspector at the Cape Elizabeth Code Enforcement Office (320 Ocean House Road, Cape Elizabeth, ME 04107-0060, 207-799-1619). With 9,535 residents, Cape Elizabeth is required to enforce the Maine Uniform Building and Energy Code (MUBEC). Cape Elizabeth is one of the few Cumberland County towns receiving both water AND wastewater service from Portland Water District, unlike neighboring water-only communities such as Windham.
- 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
- 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
How Aces Highlands Handles AC Installation in Cape Elizabeth
- 64% of Cape Elizabeth 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.
- The circuit feeding the outdoor unit is permitted first, and all refrigerant handling follows EPA Section 608 rules — no shortcuts on either.
- 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.
A public shoreline park on Cape Elizabeth's southeastern point, near the historic Two Lights.
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.
Christian van Loenen
4 months ago
Beyond impressed with Elijah and his team. Professional, communicative, and do great work. HIGHLY recommend. Thank you, Elijah!
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!
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 Cape Elizabeth homeowners. Here is more of what we do nearby.
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Furnace Installation in Cape ElizabethNeed AC Installation in Cape Elizabeth?
Call our Cape Elizabeth team or get a free quote. We will get you scheduled and take care of it right the first time.
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