Expert HVAC Services in Suffolk County
Professional heating, cooling, and air quality solutions for homes and businesses throughout Suffolk County. Available 24/7 for emergency service.
Why Suffolk County Residents Choose 24/7 HVAC
As Suffolk County residents ourselves, we understand the unique HVAC challenges faced by homeowners and businesses in our diverse borough.
Fast Response Times
Our technicians are strategically located throughout Suffolk County to provide quick service when you need it most.
Licensed & Insured
All our technicians are fully licensed, insured, and familiar with Suffolk County building codes and regulations.
Satisfaction Guaranteed
We stand behind our work with a 100% satisfaction guarantee on all installations and repairs.
Transparent Pricing
No hidden fees or surprise charges. We provide upfront pricing before any work begins.
Our Suffolk County HVAC Services
Comprehensive heating, cooling, and air quality solutions for residential and commercial properties.
Heating Services
- Furnace installation and replacement
- Boiler repair and maintenance
- Heat pump installation and service
- Radiant heating systems
- Emergency heating repairs
- Heating system maintenance plans

What Suffolk County Residents Say
Don't just take our word for it. Here's what our customers throughout Suffolk County have to say.
"The team at 247 HVAC was incredibly responsive when our AC went out during a heatwave. They arrived within hours and had our system back up and running the same day. Excellent service!"
Michael R.
Huntington, Suffolk County
"We've been using 247 HVAC for our annual maintenance for years. They're always professional, on time, and thorough. I wouldn't trust anyone else with our home's comfort systems."
Sarah T.
Babylon, Suffolk County
"When we needed a new heating system, 247 HVAC provided several options within our budget. The installation was quick and clean, and the new system has significantly reduced our energy bills."
David L.
Islip, Suffolk County
Areas We Serve in Suffolk County
Our HVAC technicians provide service throughout Suffolk County, with specialized knowledge of each community's unique needs.
Babylon
Babylon is a vibrant town on Long Island's South Shore, known for its beautiful waterfront areas and historic districts. Our HVAC services in Babylon are tailored to address the unique challenges of coastal properties, including salt air corrosion and humidity control. We provide comprehensive heating and cooling solutions for both residential and commercial properties throughout the town.
Brookhaven
Brookhaven is the largest town in Suffolk County, encompassing diverse communities from the North to South shores. Our HVAC services in Brookhaven are designed to meet the varied needs of this expansive area, from historic homes in older neighborhoods to modern constructions in newer developments. We provide comprehensive heating, cooling, and indoor air quality solutions tailored to each property's specific requirements.
East Hampton
East Hampton presents unique HVAC challenges with its mix of year-round residences and seasonal properties. Our services are tailored to the specific needs of coastal homes that face salt air corrosion and seasonal usage patterns. We provide comprehensive solutions for luxury properties, historic homes, and businesses throughout East Hampton town.
Huntington
Huntington features diverse neighborhoods with varying HVAC needs, from historic homes in Huntington Village to newer developments in Melville. Our technicians are experienced with the unique challenges of North Shore properties, including older heating systems, limited space for modern equipment, and the need for efficient cooling solutions during humid summers.
Islip
Islip is one of Suffolk County's most diverse towns, with coastal communities along the Great South Bay and more inland neighborhoods with different HVAC requirements. Our services address the specific needs of South Shore properties, including humidity control, salt air considerations, and efficient heating solutions for the varied housing stock throughout the town.
Riverhead
Riverhead's diverse landscape includes everything from suburban neighborhoods to agricultural areas, each with unique HVAC requirements. Our services address the specific needs of North Fork properties, including solutions for farmhouses, wineries, and commercial establishments throughout the town.
Shelter Island
Shelter Island presents unique HVAC challenges due to its island location and mix of year-round and seasonal properties. Our services are tailored to address the specific needs of island homes, including salt air considerations, seasonal maintenance, and reliable emergency service despite the island's isolated location.
Smithtown
Smithtown features a diverse mix of housing styles and ages, from historic properties in the village centers to newer developments throughout the town. Our HVAC services address the specific needs of each property type, providing customized solutions for homes and businesses across all Smithtown communities.
Southampton
Southampton encompasses diverse communities with varying HVAC needs, from historic villages to coastal estates and inland neighborhoods. Our services address the unique requirements of each property type, with specialized solutions for luxury homes, seasonal residences, and historic properties throughout the town.
Southold
Southold spans the northeastern fork of Long Island, with diverse communities facing unique HVAC challenges. Our services address the specific needs of North Fork properties, including solutions for historic homes, waterfront residences, and agricultural businesses throughout the town.
Amityville
Amityville combines historic charm with coastal living, creating unique HVAC challenges. Our services address the specific needs of village properties, from historic homes to waterfront residences, with solutions designed for the local climate and building styles.
Patchogue
Patchogue Village has experienced significant revitalization, creating a mix of historic properties and modern developments with varying HVAC needs. Our services address both residential and commercial requirements, with solutions for downtown businesses, waterfront properties, and residential neighborhoods throughout the village.
Frequently Asked Questions
Common questions about our HVAC services in Suffolk County.
How quickly can you respond to an emergency in Suffolk County?
We typically respond to emergencies within 1-2 hours throughout Suffolk County. Our technicians are strategically located to provide fast service to all communities.
Do you offer maintenance plans for Suffolk County residents?
Yes, we offer several maintenance plan options tailored to Suffolk County' climate conditions. These plans include regular tune-ups, priority service, and discounts on repairs.
Are your technicians familiar with Suffolk County building codes?
Absolutely. All our technicians are fully trained on Suffolk County building codes and regulations. We ensure all installations and repairs meet or exceed local requirements.
Do you offer free estimates for HVAC installations in Suffolk County?
Yes, we provide free, no-obligation estimates for all HVAC installations throughout Suffolk County. Our comfort consultants will assess your specific needs and recommend the best solutions for your home or business.
Ready to Get Started?
Contact us today for a free quote or to schedule service. Our team is standing by to assist with all your HVAC needs.