Expert AC Installation Services in Portsmouth

When summer humidity rolls off Narragansett Bay and your AC can’t keep up, it’s time for an upgrade.

Portsmouth homeowners shouldn’t have to suffer through sticky nights and uncomfortable days. From Common Fence Point to Island Park, Portsmouth Park to the neighborhoods near Glen Farm, unreliable cooling makes Aquidneck Island summers miserable.

Professional air conditioning installation solves this problem for good. At GEM Plumbing & Heating Services, LLC, we help homeowners find reliable cooling solutions with expert AC installation in Portsmouth. Our licensed technicians examine your home’s layout, cooling needs, and efficiency objectives to suggest the ideal system.

We complete every installation phase with precision, so your new air conditioner delivers consistent performance from the start. With GEM, you’re getting professional work, transparent answers, and reliable comfort all summer long.

(833) 222-2953

GEM Technicial Inside Van


(833) 222-2953

We’re Right in the Neighborhood!

At GEM, we’re your neighbors. Our team lives and works right here in Newport County, serving families across Portsmouth every day.

You’ve probably seen our service trucks around the local area, helping homeowners stay cool and comfortable through every season. From the waterfront properties along Mount Hope Bay to the inland neighborhoods near Portsmouth Abbey, we understand the unique needs of Aquidneck Island homes, and we’re always close by when you need fast, friendly service. When you choose GEM, you’re choosing the hometown team you can count on for expert AC installation in Portsmouth, just around the corner.


Skilled employees

Trucks on the Road

Years in Business

Emergency Service


Our AC Installation Process

Installing a new air conditioning system shouldn’t be stressful. GEM’s process is simple and transparent. From your first call to the final walkthrough, our local HVAC experts handle every detail so you can enjoy reliable comfort without the hassle.

Book online or give us a call to set up a convenient time that works for you. We often offer same-day service.

We get to your home in Portsmouth fast, assess your space, and recommend the best system for your needs and budget.

We provide clear, honest quotes with financing and rebate options, then complete your air conditioning installation safely and efficiently with our NATE-certified technicians.

After installation, we’ll ensure your system is running perfectly, show you how to use it, and keep it performing its best with GEM’s Home Comfort Club, which includes priority service, discounts, and annual tune-ups.

Female Gem Plumbing u0026 Heating employee sitting at a desk smiling

(833) 222-2953


What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 8686 reviews
Two Gem workers showed up to do annual service on time. Dave and his coworker were friendly, professional and excellent communicators.
The professionals from Gem came to our house to fix a leaky well pump. Fortunately, they diagnosed the problems, and were able to replace our well and tank all in one day. They showed me how bad the pump and tank were, gave us options, gave us estimate. After everything was installed they tested everything to make sure it was in working order. I had a great experience, and I would highly recommend using them. I cannot thank them enough.
Chris and Nem cleaned & checked the parts of my A/C system making sure all was functioning properly. Both helped me have a better understanding of how the unit works & things to consider as upgrades to the HVAC system. Based on their visit I plan to renew my annual maintenance plan.
Quick appointment, resolution and everything‘s working great
Great experience. On time, pleasant and performed work efficiently.
Excellent professional service. Joseph explained everything about our annual A/C maintenance service. He is a fine representative for GEM.
Dovantay was very knowledgeable and professional.Dovantay did a great job.
Was able to get an appt right away and excellent technicians
GEM customer service and technicians are great. They communicate with you, are prompt, courteous and very knowledgible.
Quality work, fast response time. Great staff and incredible technicians.
Thanks for your excellent service.
Scott was kind and very welcomed , explained what the issue could be and recommended few option , he was very thorough and knowledgeable.
Luis and Edwin did an OUTSTANDING job in replacing my old furnace with a new one. They were thorough in every aspect of the job. From removal to the new install and clean up. Very professional and answered any questions I had. I can't thank them enough for the excellent Jobe they performed. 👍👍👍👍
He was on time , very professional, and knew how to correct our plumbing problem9 on
Excellent service, highly recommended. We had a ceiling fan replaced with a chadelier on a cathedral ceiling. It was not that easy, and they did a great job!
Knew his business well, was extremely friendly and patient with me. Overall, just a very pleasant experience.
Anthony Pena was SUPER !

Labor Price was RIDICULOUSLY Overpriced !!!!
Outstanding evaluation of mini split 2 heads and the exterior fan. Excellent service for better maintenance going forward. Detailed inspection and testing of all components including outside line bundles and their likely performance considering deterioration to date. Options, benefits and costs compared and explained. Decisions made and work performed immediately and perfectly!!! Thank you Richard and later for satisfaction follow up. Calling GEM is the best decision I have made as a homeowner. THANK YOU!!! To Eric, Genaro, Jacob, Leo, and your whole team for your superlative work ethic and dedication to the process from of dismantling our 80 year old boiler / hot water system to installation of our new tankless water heater system. And the GREAT clean up also! You are highly trained professionals and finely tuned team. Your attention to every detail and completion of each phase has made me a happy and confident customer.
Knowledgeable and friendly
Technician was very responsive and with great attention to detail.
I've dealt with Carmines for years. Decided to give them another job following their acquisition by GEM. Still the same good-hearted people. Paul came to our house & w/in minutes diagnosed the prob with our mini-split AC system: a clogged drain. He explained everything about the system; did a great job; & was a pleasure to speak with.
I contacted the office later with a billing inquiry later. Sonja in Customer Service resolved my call to my satisfaction. I will do business with GEM Carmine's again.
Josh and Kevin were fantastic. They showed up on time and were very helpful and professional. At every step of the process, they kept me informed. They tested the units and showed me and my wife how to operate and select the functions we like with our remote. Thank You GEM for a great job. Thanks Kevin and Josh for your professional manner and you're great work.
All options were explained with pros and cons of each. The Technician was extremely polite and professional in explaining the options and repairs that were needed.
Very happy with the service. The men were kind, professional, and did quality work. The whole process from booking the appointment to work being finished was very fast.
John was very conscientious

GEM technician portrait in front of GEM service truck

(833) 222-2953

Signs Your Portsmouth Home Needs a New AC

Even the best air conditioners don’t last forever. If your system is struggling to keep up during Portsmouth’s humid summers, it may be time to consider a replacement.

Knowing the warning signs early can save you from costly repairs and uncomfortable days without cooling. Here’s when we recommend considering a new AC installation.

When your system turns on and begins a new cycle, you may hear a gentle hum. That’s normal and doesn’t signal issues. When you start noticing grinding, rattling, or musty smells in your Portsmouth home, though, it’s often a sign that something isn’t working as it should. Properties near Mount Hope Bay and the Sakonnet River face higher humidity that can accelerate mold growth inside units. These issues can point to worn components, poor airflow, or even mold inside the unit. If your AC is getting noisier with each cycle, especially in Common Fence Point or Island Park where moisture levels run higher, it’s likely time to consider replacing it with a newer, quieter, and more efficient model.

Hot and cold spots in your home often signal that your AC is no longer distributing air evenly. Whether it’s too warm upstairs in your Portsmouth colonial or too cold in your living room, uneven temperatures mean your system may be nearing the end of its lifespan. Aquidneck Island’s mix of historic homes and newer construction makes this problem especially common as aging systems struggle to push cooled air to upper floors. When certain rooms feel warmer than others or your system runs nonstop without keeping up in Portsmouth, it’s a clear sign your air conditioner is losing efficiency. Over time, this leads to higher energy bills and reduced comfort, making a new AC installation the best long-term solution.

Most air conditioners last about 12 years with proper maintenance. Systems in Portsmouth’s coastal environment often wear out even faster due to salt air exposure that accelerates corrosion. As they age, they naturally become less effective and efficient. Modern systems are built with advanced technology that improves cooling performance while using less power. Replacing an outdated unit in Portsmouth not only enhances comfort and efficiency but also gives you the reliability and peace of mind that comes with a brand-new, warranty-backed system.

If your electric bills are climbing even though your usage hasn’t changed, your system could be losing efficiency in Portsmouth’s humid climate. Older units have to work harder to maintain comfortable temperatures, especially during Rhode Island’s humid summer stretches when the air feels heavy and sticky near the bay. New air conditioning systems are designed to operate far more efficiently, using less energy to deliver better cooling performance. Upgrading your AC in Portsmouth can significantly lower monthly utility bills while providing more consistent comfort and peace of mind for years to come.

Cooling System Options for Portsmouth Homes

Every home in Portsmouth is unique, and GEM offers a range of energy-efficient cooling systems to fit your space, comfort goals, and budget.

No matter which system you choose, you’ll get expert guidance, professional installation, and lasting reliability from Rhode Island’s most trusted HVAC team.

Ideal for whole-home comfort, central air systems keep every room evenly cool and comfortable. GEM installs high-efficiency central air conditioners that integrate seamlessly with your existing ductwork, helping you enjoy quiet operation, lower energy bills, and consistent performance. For reliable air conditioning in Portsmouth, they’re perfect for the area’s colonials and single-family homes, delivering reliable cooling throughout your entire space.

Looking for both heating and cooling in one efficient system? Heat pumps are a smart, eco-friendly choice for Rhode Island’s climate. They move heat in and out of your home rather than generating it, offering year-round comfort and significant energy savings. As a Rhode Island Energy partner, GEM helps you access available rebates and incentives to make upgrading more affordable.

For homes without existing ductwork or rooms that never seem to stay cool, ductless mini-splits provide a flexible solution. These sleek, wall-mounted units let you control the temperature in individual rooms, giving you comfort where you need it most. They’re perfect for Portsmouth homes with finished attics, sunrooms, or additions where running new ducts isn’t practical.

GEM: Proud to be Portsmouth’s Trusted AC Installation Company Since 1949

For over 75 years, GEM has been Rhode Island’s go-to team for reliable comfort and honest service.

When the summer heat hits Portsmouth, you deserve a home that keeps you comfortable without stress or delay. We’re proud to help Portsmouth residents across every neighborhood with all of their air conditioning installation needs.

We’ve proudly served Portsmouth and surrounding Aquidneck Island communities for generations, always treating our customers like neighbors because they are. GEM combines proven expertise with modern technology to deliver AC installations that stand the test of time.

With one of the largest service fleets in New England, we’re always nearby when you need us fast. GEM provides same-day service and efficient AC installation in Portsmouth to ensure your home stays cool and comfortable without delay.

We’re more than an air conditioning company; we’re your partner in total home comfort. From plumbing and electrical work to HVAC maintenance, GEM offers comprehensive services to keep every system in your home running smoothly.

Our NATE-certified professionals bring the highest level of training, safety, and professionalism to every job. We treat every home with respect and care, prioritizing your comfort and peace of mind while ensuring every installation is safe, precise, and built for long-term performance.

As a Carrier Factory Authorized Dealer and Rhode Island Energy partner, GEM helps you take advantage of valuable rebates and incentives when installing energy-efficient cooling systems. We make it simple to save money while upgrading your home’s comfort.

Our Home Comfort Club keeps your AC in top condition through regular inspections, tune-ups, and exclusive member benefits. It’s the easiest way to protect your investment and maintain reliable comfort year after year.

Smart thermostat installation by GEM HVAC technician

(833) 222-2953


customer and technician interaction

Our GEM Family Cares for Your System’s Entire Life

Your air conditioner works hard every summer. Regular maintenance keeps it running efficiently, quietly, and reliably for years to come.

Our Home Comfort Club makes maintenance easy with annual tune-ups, priority scheduling, and discounts on repairs. We catch problems before they become emergencies and keep your system running the way it should, year after year.


Contact GEM for New Air Conditioner Installation Services in Portsmouth

Don’t wait for another hot day to upgrade your comfort.

GEM’s licensed HVAC team is ready to install the perfect air conditioning system for your home in Portsmouth, RI, and the surrounding areas. With same-day availability, flexible financing, and 75+ years of trusted local service, we make it easy to lower your energy costs and enjoy lasting comfort all summer long. Give us a call or contact us online today to get started!

GEM technician in front of service truck


Other HVAC Services You May Need


Air Conditioner Installation FAQs

How long does an air conditioning installation take in Portsmouth?

Most standard installations can be completed in just one day. More complex projects, like adding ductwork in older Portsmouth homes or installing multiple systems, may take longer. GEM’s team works efficiently and keeps you updated every step of the way.

What’s the average lifespan of a new air conditioning system?

With proper maintenance, most air conditioners last between 12 and 15 years. Enrolling in GEM’s Home Comfort Club helps extend your system’s life with annual tune-ups, priority service, and expert care.

Does GEM offer financing for new air conditioners?

We do. GEM offers financing options to make your new AC system affordable with low monthly payments. Ask about our current promotions and financing offers available for qualifying systems.

What brands of air conditioners does GEM install?

As a Carrier Factory Authorized Dealer, GEM installs top-quality Carrier systems known for durability and performance. We also service and replace most major brands, ensuring you get the best fit for your home and budget.

How soon can I schedule my AC installation in Portsmouth?

With our 500-truck fleet and local team based right here in Rhode Island, GEM often offers same-day or next-day installation. Book online or call our customer care team to schedule your free estimate and get cool, fast.

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