The Ultimate AC Servicing Checklist for a Cool Home
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We Work With The World Leading Air Conditioning Brands
Complete HVAC Solutions
Professional HVAC Services for Homes & Businesses
From new system installations to emergency repairs and preventative maintenance, Carnell HVAC delivers dependable heating and cooling solutions designed for comfort, efficiency, and long-term performance.
Installation
Expert installation of furnaces, central air systems, heat pumps, and ductless mini-splits designed for efficiency, comfort, and long-term reliability.
Free Estimate
Repair
Quick diagnosis and dependable HVAC repairs for heating and cooling systems to restore comfort and prevent costly breakdowns.
Book Repair
Maintenace
Seasonal tune-ups and preventative maintenance plans that improve performance, reduce energy costs, and extend the life of your HVAC equipment.
Maintenance Plan
Top Reasons to Choose Us
Why Homeowners Trust Carnell HVAC
At Carnell HVAC, we pride ourselves on delivering dependable service, expert craftsmanship, and honest solutions that keep your home or business comfortable in every season.
Certified HVAC Technicians
Our trained and experienced technicians provide expert diagnostics, repairs, installations, and maintenance for all major heating and cooling systems.
Fast Response Times
We respond quickly to service calls and urgent HVAC issues, helping restore comfort to your home or business without unnecessary delays.
Honest Upfront Pricing
No surprises, no hidden fees. We provide clear recommendations and transparent pricing before any work begins.
Energy-Efficient Solutions
We help you lower utility bills with modern, high-efficiency HVAC systems, smart thermostat upgrades, and preventative maintenance.
Reliable Year-Round Comfort
From freezing winters to hot summer days, our team keeps your heating and cooling systems running when you need them most.
Customer-First Service
We treat every customer like family, delivering respectful service, quality workmanship, and long-term solutions, not quick fixes.
Free Estimate
Get Fast, Reliable HVAC Service You Can Trust
Need HVAC repair, installation, or routine maintenance? Carnell HVAC makes it easy to get expert service fast. Request your free quote today and our team will help you find the right heating and cooling solution for your home or business.
Request Your Free Quote
Our Expertise
From Emergency Repairs to Complete Comfort Solutions
Carnell HVAC is your trusted partner for professional heating and cooling services in Rhode Island and Massachusetts. With years of hands-on industry experience, we provide expert installations, fast repairs, preventative maintenance, and system upgrades tailored to your property’s needs. Our commitment to quality workmanship and customer-first service ensures dependable comfort in every season.
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Projects Completed
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Customer Satisfication
Testimonials
What Our Customers Say About Carnell HVAC
See why homeowners, property managers, and business owners across Rhode Island and Massachusetts trust Carnell HVAC for dependable heating and cooling services.
Tyler ThornberHomeownerI had the pleasure of working with Justin and his team for a recent addition project where they installed mini splits. From start to finish, they were extremely professional, reliable, and knowledgeable. Justin took the time to explain the entire process, and his expertise was evident in the quality of the installation. The team was punctual, respectful, and worked efficiently to ensure everything was perfect. I highly recommend Justin and his team for any HVAC needs truly a top-notch experience!
Arthur RielBusiness OwnerJustin and his team installed two mini-split systems in my finished basement. Extremely well done, job started on time, finished early and with a very good price. The workmanship is top notch and when they finished you'd never know any work was done. Spotless cleanup. I highly recommend for all your HVAC needs!
Joseph DepenaHomeowner"Working with Justin was streamlined and efficient. His team install a minisplit unit and a air extractor with no issues. Justin went above beyond and found a problem/ a clogged dryer vent on the exterior of the home and opened it up to not cause a future probelm. This is my 3rd time using Carnell HVAC within 6 months. Quick responses and great services I highly recommend this company!"
Maria DiGirolamoHomeownerI had the pleasure of working with Justin and his team when they replaced my heat pumps and air handlers. They were professional, conscientious and answered all of my questions. They arrived on time and did a great job. I would highly recommend Justin his service and knowledge is impeccable.
Tim W.Homeowner"Their technicians are always prompt, professional, and knowledgeable. From regular maintenance to emergency repairs, they've got us covered. Highly recommend!"
Do you have
Any Questions
We recommend scheduling HVAC maintenance twice a year—once in the spring for your air conditioning system and once in the fall for your heating system. Regular tune-ups improve efficiency, reduce breakdowns, and extend the life of your equipment.
Most HVAC filters should be replaced every 1 to 3 months, depending on filter type, pets, allergies, and system usage. Replacing filters regularly helps improve airflow, indoor air quality, and overall system performance.
Yes. Carnell HVAC uses trusted manufacturer-approved and high-quality replacement parts whenever possible to ensure reliable performance, long-term durability, and compatibility with your heating and cooling system.
Yes. We stand behind our workmanship and offer warranties on qualifying repairs, installations, and replacement systems. Warranty terms may vary depending on the service and equipment manufacturer.
Getting a quote is easy. Simply fill out our free estimate form, give us a call, or request service online. Our team will review your needs and provide a fast, honest estimate for the best HVAC solution.
Latest HVAC Tips
Expert HVAC Advice, Maintenance Tips & Service Insights
Stay informed with helpful heating and cooling tips, seasonal maintenance advice, energy-saving strategies, and expert recommendations from the Carnell HVAC team serving Rhode Island and Massachusetts.
Keep Your AC in Top Shape: Expert Servicing Advice
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Maximize Your AC Efficiency with Regular Servicing
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