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All Island Radiant | The Radiant Heat Experts

4.8

About this business

All Island Radiant | The Radiant Heat Experts. Long Island's #1 Radiant Heating Service, Servicing Long Island for Over 75 Years!! Welcome to All Island Radiant, a Full Service Radiant Heat, Snow Melting & Plumbing. We Repair, Maintain & Install All Radiant Heating Systems such as Radiant Heat Flooring, Heated Driveway Systems, & Commercial Snow/Ice Melt Systems. Bonded, Licensed & Insured. Residential & Commercial, Professional Radiant Heat Specialists, Serving Nassau & Suffolk Counties. 

Location details

34 E Main St, Smithtown, NY, 11787, United States

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4.825 reviews
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rita w's profile image
rita w 
on Google
a month ago

All Island Radiant overhauled our radiant heating system several weeks ago. We had been looking for a radiant expert to fix our system after it had been ruined by hvac service technicians and needed replacement parts that were discontinued. Owner Richard English quickly identified the problems and proposed various ways of addressing them. We moved forward with him because it was obvious from our conversations that he is truly an expert with a deep understanding of radiant. We’d talked with several HVAC companies about our sy... read more

Johan Botma's profile image
Johan Botma 
on Google
4 months ago

Richard and his team are very knowledgeable and was able to pinpoint my issue very quickly on the radiant floor, 2 zones not running. They did the repairs and upgrades required, did a solid job and double checked the whole system to make sure everything was running well. Highly recommend them for any radiant floor issues. 

Rebecca Satkowski's profile image
Rebecca Satkowski 
on Google
4 months ago

We used All Island Radiant for a new high efficiency condensing boiler. We are so pleased with the entire process! Rich is extremely knowledgeable, he helped us make the best product choice for our family. He is not pushy at all, he answered all of our questions. The team was on time, polite and very clean. I highly recommend All Island Radiant. An excellent process and experience! We are so happy with the results. 

DONALD TEPLITZ's profile image
DONALD TEPLITZ 
on Google
5 months ago

I recently had the pleasure of having All-Island Radiant Heat in my home to replace the manifold and actuators on my radiant heat system and I couldn’t be happier with the results. Rich and James did an exceptional job from start to finish. Their expertise and attention to detail were evident throughout the installation process. They were professional, efficient, and went above and beyond to ensure everything was working perfectly. Rich even called a couple of weeks after the job was completed to make sure the system was wor... read more

Christopher Polito's profile image
Christopher Polito 
on Google
a year ago

All Island Radiant did an outstanding job with upgrading my hydronic radiant heat system. Richard and James were professional, efficient and personable throughout the whole process. They replaced my previous boiler with a higher output and high efficiency tankless unit, replaced all manifolds and upgraded all thermostats for heat and AC including setting up Wifi controls. They are the only experts I would trust with any radiant heating needs. 

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How is All Island Radiant | The Radiant Heat Experts rated?

All Island Radiant | The Radiant Heat Experts has a 4.8 star rating with 25 reviews. 

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All Island Radiant | The Radiant Heat Experts is open now. It is open 24/7. 

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