Services

Expert HVAC Service Near You

Therm-A-Trol has offered priority service for over half a century here in Suffolk County, Long Island and we take pride in our service excellence as a long-standing commitment to our local community.

Emergency Phone Number: 631-363-6600 opt 3

24-hour emergency service

ac and furnace repair, installation, and maintenance

We provide the following services:

We Service All Brands
Residential & Commercial HVAC Installation (System Replacements & New Construction)
Residential & Commercial Service Expertise
Rooftop & Package Unit Installation and Service
Free Estimates for HVAC Installation
Installation and Service of: Central Air Conditioning, Forced Warm Air Heating systems, Gas Furnaces, Mini Split Systems, Heat Pumps, Geothermal Systems, Rooftop Units, Package Units, Hot Water Heaters, Hot Water Coils, Thermostats, and more!
Qualify your home for a Service Agreement to receive reliable and priority Service
Convenient Financing Available
Decades of Industry Experience & Knowledge

Schedule Service!

We Offer Valued Service Plans for Our Valued Local Community!

Become a Member of the Therm-A-Trol Family! Enroll in one of our Service Agreements and stay comfy and cozy at home year round with our reliable and expert care.

We also provide a 1-Year Complementary Service Agreement with installation!

Check out our plans below:

"Stay Chill" Service Agreement

This Cooling Agreement provides priority cooling service to keep your home optimally cooled and conditioned during the hot and humid months of a Long Island summer!

"The Cozy Warm" Service Agreement

Our annual Heating Agreement ensures you receive priority emergency service in the event your heating system goes down in the cold of winter.

"The Chill & Cozy" Service Agreement

Stay comfortable year-round with our Heating & Cooling Agreement which offers priority service in each season over non-contracted members.

Contact Us Today!

Check out these videos of our work!

An installation in action!

John the Fabricator at work.

Learn More About:

Heater Furnace Repair

Heater Repair

The warm air flowing through your home during the cold winter months is probably not something you spend much time thinking about. Check out tips from Therm-A-Trol Heating and Air Conditioning Specialists on how to keep your heat running at peak condition.

Air Conditioner Repair

Air Conditioner Repair

The cool air flowing through your home during the hot summer months is probably not something you spend much time thinking about. View our Cooling Season page to see tips from Therm-A-Trol Heating and Air Conditioning Specialists to keep you air conditioning working in peak condition.

HVAC Maintenance

Maintenance

Did you know as much as half of the energy used in your home goes towards heating and cooling? Luckily, there are a few steps you can take to help reduce your energy bill all year long.

iWave

iWave Air Cleaner and Neutralizer

After receiving requests for various technologies to mitigate the presence of a virus, particularly Covid-19, we now offer iWave Air Cleaners for both residential and commercial applications. Bring health, wellness and security to your home or business by being ionization ready with the iWave Air Cleaner and Neutralizer.