AC Installation in Rhode Island
Central air, ductless mini-splits, and heat pumps, sized right for your home and installed to run efficiently for years. Free in-home estimates and financing.
Air Conditioning Installation Across Rhode Island
The right cooling system starts with a careful look at your home, not a guess. We weigh square footage, insulation, windows, ceiling height, and layout, then recommend the system that fits your home and your budget. An oversized unit wastes money and short-cycles. An undersized one never catches up. We get it right the first time.
AC installation is part of our full air conditioning services, and the wider equipment installation work we do across Rhode Island and Southern Massachusetts. Already have a system that's struggling? Our AC repair team can tell you honestly whether a fix or a replacement makes more sense. Call 401-722-0080 for a free estimate.
Refer a Friend Credit
Have your friend mention your name as a referral when they become a Dupuis Energy customer and you'll receive a $25 credit. The more friends you sign up, the more you save.
Cooling Systems We Install
Every home cools differently. We install all three of the systems most Rhode Island homes use, and help you choose between them.
Central Air
If your home already has ductwork, central air is usually the best value for even, whole-home cooling. We match the unit to your ducts and load for steady comfort in every room.
Ductless Mini-Splits
No ductwork, a finished attic, an addition, or one room that never cools? Ductless delivers room-by-room control with no major construction.
Explore ductless ›Heat Pumps
One system that cools in summer and heats in winter, with strong efficiency that can lower year-round energy use. A smart choice for homeowners thinking long term.

How We Size and Select Your System
Proper sizing is the difference between a system that quietly keeps you comfortable and one that runs your bills up. Here's what goes into the recommendation.
We measure exactly how much cooling your home needs based on size, insulation, windows, sun exposure, and use, so the unit is never over or undersized.
For central systems we check the ducts for leaks and airflow problems, and recommend fixes where they'll improve performance.
We weigh higher-efficiency options against upfront cost and walk you through the payback so the choice fits your budget.
How Your Installation Goes
Free In-Home Estimate
We assess your home, run the load calculation, recommend the right system, and give you a clear, itemized quote with financing options.
Remove the Old System
On install day we disconnect and haul away the old equipment, then prep the space, ductwork, or line set for the new system.
Install & Connect
We set the new unit, connect ductwork or refrigerant lines, wire the controls and thermostat, and bring everything up to code.
Test & Register
We verify cooling performance and airflow, walk you through the system, and register your manufacturer warranty.
To protect the system from year one, ask about pairing it with an annual tune-up or a service plan.
Mitsubishi Electric Elite Diamond Contractors
We carry the top Mitsubishi certification level for ductless and heat pump systems, which means advanced factory training, installs done to the latest standards, and access to extended warranties on select equipment.
Financing, Rebates & Tax Credits
A new system is a real investment, so we make it easier. Flexible financing spreads the cost into manageable payments, and we help you claim the Mitsubishi rebates and energy-efficiency tax credits you qualify for, lowering your total out of pocket.
Why Choose Dupuis Energy?
Trusted for a reason.

100% Satisfaction Guarantee
You can be confident you'll be happy when our team drives away.
125+ Years in Rhode Island
Generations of homeowners have trusted us to do the job right.
Financing Options Available
Our flexible financing options support you however you'd like to pay.
Prompt, Courteous Service
We meet your needs with timely and considerate service, every call.
AC Installation FAQ
How much does AC installation cost in Rhode Island?
Central air or ductless, which is right for my home?
How long does an AC installation take?
What SEER2 rating should I choose?
Do you help with rebates and tax credits?
Schedule Your Free AC Installation Estimate
Call 401-722-0080 to speak with our team or request a free estimate. A member of our team will be in touch shortly to confirm your details. If you're an existing customer who needs oil or propane delivery, please order fuel directly through your online account.
AC Installation
