Southampton Air & Heat is one of the leading HVAC/R contractors serving Southampton, Fire Island, and Long Island. We are licensed, bonded, and insured for a variety of residential and commercial projects. We are proud to offer clients in our area professional heating, cooling, ventilation, and filtration services with our special brand of personalized service and skilled craftsmanship, using innovative system designs, quality products and expert workmanship.

Owner/Operator Phil Dimaio’s business began over 22 years ago with one purpose – he was determined and driven to be the best. He knew he had the skills and the knowledge to lend his services to the people and the businesses in his area, and he was not afraid of hard work. Phil went door to door, shaking hands and introducing himself, and building his reputation for quality work and honest values. He offers his expertise on everything from maintaining existing systems, repairs and upgrades, installation in new homes and Commercial Rooftop Units.
“We know there are many choices out there – what makes us stand out from the crowd is our service-oriented team and our commitment to our customers for high-quality work every time”
We are proud to be a part of this community; we always have honesty and high-quality workmanship in mind for our clients. We are highly dedicated to our customers and offer a variety of services that will meet your needs and budget. Whether it’s Summer or Winter – we can help you!
We are experienced with all brands of HVAC/R systems, sales, service, upgrades and new installations in residential and commercial applications. We can help with any of the following: Mini split A/C-heat pump systems, hydro air handlers, furnaces, boilers, hot water heaters, radiant floor heating, pool heaters, custom ductwork designed, fabricated and installed. If your system is oil, gas, propane, or an electric heat pump system – we can help you! Commercial rooftop units, commercial refrigeration systems and air make-up systems are our areas of expertise.
We are the company to help you!
Contact us today to find out more about our services, our Federal Rebates available or to schedule an appointment.

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