Heating, Cooling & Plumbing You Can Count On
Family-owned and local for 44 years. Repairs, tune-ups and new systems for homes and businesses across Rhode Island, with 24/7 emergency service when you need it most.
Request a call back
Takes about a minute. We call you back fast.
residents
A new system today.
0% interest for up to 5 years.
A furnace or AC replacement shouldn’t drain your savings or leave you waiting out another cold night. Get it fixed now and spread the cost into easy monthly payments, with no interest for up to 60 months.
- Comfortable this week, not next season
- Keep your savings for everything else
- Pairs with free on-site estimates and our 2-year labor warranty
Subject to credit approval. Ask us for full terms.
Heating, cooling and plumbing
One local team for the systems that keep your home comfortable, all year.
Heating Services
Furnaces, boilers, heat pumps, steam and hot water heat. Repairs, tune-ups and replacements.
Learn moreAir Conditioning
Central air installs, repairs and tune-ups, plus ductwork and thermostats.
Learn moreMini Split Services
Ductless heating and cooling for homes without ducts, additions and hard-to-cool rooms.
Learn morePlumbing Services
Water heaters, leaks, drains, pipes, fixtures and well pumps.
Learn moreA local crew that treats your home like theirs
Our technicians are trained, certified, background checked and drug tested, and we never hand your job to a subcontractor. We are an authorized Carrier dealer and buy through Paxton Corp and American Refrigeration Supplies, which means good equipment and real warranties.
Every job is backed by a 2-year labor warranty in writing. We give free on-site estimates, offer military and senior discounts, and answer emergency calls 24/7.
Real work by the All Phase crew
What Rhode Island customers say
Real reviews from our Google Business Profile.
“I highly recommend All Phase Heating and Air Conditioning. Peter and Jeff are true professionals who clearly take pride in their work. They arrived right on time, provided great pricing, and maintained a highly organized workspace. Peter’s exceptional attention to detail and technical expertise were evident throughout the process. It is rare to find contractors this punctual, honest, and respectful of your home.”William P.September 2026
“Amazing. I wish I could rate even more than 5 stars. Replaced our boiler for a great price. Peter and his crew were very professional, answered all our questions, left our place cleaner than when they arrived and stayed extra to make sure everything was running great. Hire ALLPHASE.”Jennifer TorresBoiler replacement
“Peter Palumbo was great. Our heat went off, he was there to fix it in 1 hour. I highly recommend him.”Anthony FagundesHeating repair
How a service call works
Call or send the form
Tell us what is going on. We answer the phone and get back to web requests quickly.
We come to you
A licensed tech comes out, finds the problem and explains it in plain English.
Written price first
You get the price before we start. Estimates on new equipment are free.
Done right, guaranteed
Every job is backed by our 2-year labor warranty, in writing.
Need help right now?
No heat, no cooling or a burst pipe? We answer 24/7.
Areas we serve
Our shop is on East Avenue in Warwick. We cover Kent County, Cranston, and down through Washington County to Newport.
Heating & air conditioning
Mini split installation
Tell us what you need
Send a few details and we will call you back to set up a time. For no heat, no cooling or a leak, call us now. Emergency service is available 24/7.
- Free on-site estimates
- 2-year labor warranty on our work
- Military and senior discounts
- Licensed, insured, no subcontractors
Call (401) 453-5181
Request a call back
Takes about a minute. We call you back fast.
What does All Phase Heating and Air Conditioning do?
We are a family-owned HVAC and plumbing company in Warwick, RI. We install, repair and maintain heating systems, central air, ductless mini splits and plumbing for homes and businesses across Rhode Island.
Do you offer 24/7 emergency service?
Yes. If you have no heat, no cooling or a plumbing emergency, call (401) 453-5181. Emergency service is available 24 hours a day.
Are estimates free?
Yes. We give free on-site estimates for new equipment and replacements.
What warranty do you offer?
All of our work comes with a 2-year labor warranty, guaranteed in writing. Manufacturer product warranties are available on new equipment.
Can you help with rebates?
Yes. We can help you find rebates for qualifying equipment and fill out the forms.
Do you use subcontractors?
No. Our own technicians do the work. They are trained, background checked and drug tested.