Enjoy efficient heating and cooling without the need for traditional ductwork. Atlantis Energy installs ductless mini-split systems for homeowners throughout New Hampshire and Maine.
Free in-home estimates
Heating + Cooling
Clean, professional installation
New Hampshire and Maine rebates available
Explore recent HVAC installations completed by Atlantis Energy across New Hampshire and Maine, including heat pumps, mini-splits, central air systems, and oil heating equipment.
Mini-splits are ideal for spaces that are difficult to heat or cool with a traditional HVAC system.

Rooms That Stay Too Hot or Cold
Improve comfort in bedrooms, home offices, upstairs areas, basements, and other hard-to-condition spaces.

No Existing Ductwork
Add efficient heating and cooling without installing an extensive duct system throughout your home.

Additions or Uneven Comfort
Create dedicated comfort for additions, bonus rooms, converted garages, or areas with inconsistent temperatures.
Not Sure What Your Home Needs?
A ductless mini-split gives you precise heating and cooling where you need it, without relying on an extensive traditional duct system.



Heating and Cooling in One
Stay cool during the summer and comfortable when temperatures drop with one versatile system.

Room-by-Room Control
Adjust individual comfort zones based on how each room or area of your home is used.

Efficient Everyday Comfort
The system adjusts its output to maintain your selected temperature while reducing unnecessary energy use.
Upgrade Your Home Comfort
Schedule a free estimate to discuss the right mini-split setup for your home.
From the initial assessment to the final system walkthrough, Atlantis Energy keeps every step clear and straightforward.
1. Free In-Home Assessment
We evaluate your space, discuss your comfort needs, and determine the appropriate system size and placement.
Assess the home and target rooms
Identify indoor and outdoor unit locations
Recommend the right system configuration
2. Expert Installation
Our team installs the indoor and outdoor equipment, completes the necessary connections, and checks the system for proper operation.
Install indoor and outdoor units
Connect refrigerant and electrical lines
Seal, inspect, and test the system
3. System Testing and Walkthrough
We test the completed system, explain how to use it, and review the equipment and warranty information with you.
Test each unit for performance
Explain controls and basic operation
Answer questions before completion
Ready to get started?
Choosing the right HVAC contractor matters as much as choosing the right system. Atlantis Energy provides local expertise, straightforward recommendations, and careful installation for homeowners across New Hampshire and Maine.
Have questions before requesting a quote? Here are quick answers about Atlantis Energy’s mini split, heat pump, and HVAC services for homes and businesses in New Hampshire and Maine. If you still need help choosing the right system or service, our team can review your space and provide a free estimate.
Yes. Atlantis Energy offers free estimates for homeowners, businesses, and contractors looking for heating and cooling solutions in New Hampshire and Maine. During the estimate, the team can review your space, discuss your comfort needs, and recommend the right mini split, heat pump, or HVAC solution based on your layout, usage, and goals. The best next step is to request a quote so the system can be sized and priced for your specific property.
Atlantis Energy serves customers in New Hampshire and Southern Maine. The company works with both residential and commercial customers, including homeowners, small businesses, and contractors who need dependable heating and cooling installation or repair support. If you are unsure whether your property is within the service area, the simplest step is to submit your zip code through the comment section in the form or call the team directly.
Mini split and heat pump installation costs depend on the number of indoor units, the size of the space, the system capacity, the equipment selected, electrical requirements, and the complexity of the installation. A single-room setup will usually cost less than a multi-zone system designed for several rooms or a larger property. The most accurate way to price the project is through an onsite or project-specific estimate, because proper sizing and placement affect both comfort and long-term performance.
A mini split or heat pump may be a good fit if you want efficient heating and cooling, better room-by-room comfort, or a solution for spaces without existing ductwork. These systems are often used for additions, garages, finished basements, bedrooms, offices, older homes, and areas that never seem to stay comfortable. Atlantis Energy can inspect the layout, recommend indoor and outdoor unit placement, and help determine whether a single-zone or multi-zone system makes sense.
We do offer financing through an independent company that is $0 down and as low as $19 per month. Just ask us about it.
Tell Atlantis Energy about your heating and cooling needs. Our team will assess your home, explain your options, and help you determine the right next step.

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