Why Everyone in Southern Maine Is Switching to Mini Splits (And You Should Too)
- Daniel Morrissette
- 3 days ago
- 5 min read
If you've been driving around Biddeford, Portland, or Kennebunk lately, you've probably noticed something. Those sleek white units mounted on the sides of homes are popping up everywhere. Mini splits have officially taken over Southern Maine, and there's a good reason for it.
Whether you're tired of sky-high heating bills or just want to finally cool down your second floor in August, mini splits might be the answer you've been looking for. Let's break down why your neighbors are making the switch and whether it makes sense for you too.
What Exactly Is a Mini Split System?
Before we dive into the why, let's cover the what. A mini split is a ductless heating and cooling system. It has two main parts: an outdoor compressor unit and one or more indoor air handlers mounted on your walls or ceilings.
These two components connect through a small conduit that runs through your wall. No bulky ductwork. No major renovations. Just efficient, targeted climate control.
How Do Mini Splits Work?
Mini splits use heat pump technology. In the winter, they extract heat from the outdoor air (yes, even when it's cold) and move it inside. In the summer, they reverse the process and pull heat out of your home.
This is way more efficient than traditional systems that generate heat by burning fuel or using electric resistance. You're moving heat, not creating it. And that translates directly to lower energy bills.

Why Southern Maine Homeowners Are Making the Switch
So why are folks from Saco to Scarborough installing mini splits left and right? Here are the biggest reasons we hear from our customers.
Energy Efficiency That Actually Shows Up on Your Bill
Maine winters are no joke. And neither are heating costs. Mini splits can reduce your energy consumption by up to 30% compared to traditional systems. That's real money back in your pocket every month.
Because mini splits deliver conditioned air directly to each room, you're not losing energy through leaky ductwork. Traditional central systems can lose 20-30% of their energy through ducts alone. With a mini split, what you pay for is what you get.
Zoned Comfort for Every Room
Here's a scenario that might sound familiar. Your living room is freezing while your upstairs bedroom feels like a sauna. With a traditional system, you're stuck with one thermostat controlling everything.
Mini splits change the game with zoned temperature control. Each indoor unit has its own thermostat. So you can keep your home office at 68°F while your partner keeps the bedroom at 72°F. Everyone wins.
This is especially popular in older homes around Portland and South Portland where adding ductwork just isn't practical.
Perfect for Older Maine Homes
Speaking of older homes, Southern Maine has no shortage of them. Beautiful Victorian houses in Kennebunk. Classic Cape Cods in Wells. Charming colonials throughout Gorham and Westbrook.
These homes weren't built with central air in mind. Running ductwork through finished walls and ceilings is expensive, messy, and sometimes impossible without ruining the character of the home.
Mini splits need just a three-inch hole in your wall. That's it. Our Maine electricians can typically complete an installation in a single day without tearing your house apart.

Why Do Mini Split Systems Cost So Much to Install?
Let's address the elephant in the room. You've probably done some research and thought, "Why are mini splits so expensive?" It's a fair question, and you deserve a straight answer.
The Upfront Investment
Yes, mini splits cost more upfront than a window AC unit or a basic space heater. A quality system with professional installation can run anywhere from $3,000 to $10,000 or more depending on how many zones you need.
Here's what you're paying for:
High-quality equipment built to handle Maine's extreme temperatures
Professional installation by licensed electricians who know local codes
Proper sizing and placement so your system actually works efficiently
Warranty protection that DIY installations won't give you
The Long-Term Math
Here's where it gets interesting. When you factor in energy savings, rebates, and reduced maintenance costs, mini splits often pay for themselves within 5-7 years.
Let's say you're spending $300 a month on heating in the winter. A 30% reduction puts $90 back in your pocket every month during heating season. Over a decade, that adds up fast.
Plus, mini splits both heat AND cool. So you're replacing two systems with one.
Efficiency Maine Rebates
Here's some good news for your wallet. Many mini split installations in Maine qualify for substantial rebates through Efficiency Maine. Depending on the system you choose, you could get back $500 to $2,000 or more.
Our team at Downeast Electrical Services can help you navigate the rebate process and make sure you're getting every dollar you're entitled to.

Benefits Beyond Heating and Cooling
Mini splits do more than just keep you comfortable. Here are some bonus benefits our Southern Maine customers love.
Improved Air Quality
Each indoor unit has built-in filtration that removes dust, allergens, and other particles from your air. If anyone in your household deals with allergies or asthma, this can make a noticeable difference.
Whisper-Quiet Operation
Traditional HVAC systems can be loud. Ductwork rattles. Furnaces kick on with a bang. Mini splits operate so quietly you might forget they're running. Most indoor units produce less noise than a refrigerator.
Smart Controls
Modern mini splits come with remote controls and smartphone apps. Adjust the temperature from your couch or while you're driving home from work in Portland. Some systems even learn your preferences and adjust automatically.
Is a Mini Split Right for Your Home?
Mini splits aren't perfect for every situation. But they're an excellent choice for many Southern Maine homes. Here's a quick checklist:
A mini split might be perfect for you if:
Your home doesn't have existing ductwork
You want to add heating and cooling to an addition, garage, or finished basement
Different family members prefer different temperatures
You're looking to reduce your energy bills
You want both heating and cooling from one system
You might want to explore other options if:
You already have efficient, well-maintained ductwork
You're only looking to heat or cool one very small space
Your electrical panel needs an upgrade first (we can help with that too through our service upgrade and panels service)
What to Expect During Installation
If you're ready to join the mini split movement, here's what the process looks like with Downeast Electrical Services.
Step 1: Consultation
We'll visit your home anywhere in the Southern Maine area, from Brunswick to Sanford, and assess your needs. We'll look at your space, discuss your comfort goals, and recommend the right system size and configuration.
Step 2: Professional Installation
Our licensed Maine electricians handle everything. We mount the indoor units, install the outdoor compressor, run the refrigerant lines, and make all the electrical connections. Most installations take just one day.
Step 3: Testing and Training
Before we leave, we test everything to make sure your system is running perfectly. We'll also show you how to use your new mini split and answer any questions you have.

Ready to Make the Switch?
There's a reason mini splits are everywhere in Southern Maine right now. They're efficient, versatile, and perfect for our climate and housing stock. And with rebates available and energy costs rising, there's never been a better time to make the switch.
Whether you're in Old Orchard Beach, Freeport, or anywhere in between, our team at Downeast Electrical Services is here to help. We specialize in ductless mini split systems and can guide you through every step of the process.
Have questions? Ready for a consultation? Get in touch with us and let's talk about bringing year-round comfort to your home.

Comments