The Best HVAC in Smithtown, NY

Compare the highest-rated hvac professionals in Smithtown, New York. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Smithtown Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations, comprehensive maintenance plans, and 24/7 emergency repairs. Known for expertise in both traditional and modern heat pump systems suited for Long Island's humid summers and cold winters.

45 Maple Avenue, Smithtown, NY 11787

Specialties & Features

24/7 Emergency Service
Energy Efficiency Upgrades
Heat Pump Installation
Ductwork Design & Sealing

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#2

Long Island Elite Heating & Cooling

4.7
(94 reviews)
Verified

Specializes in premium HVAC system installations from top brands like Trane and Carrier. Offers sophisticated zoning solutions and smart thermostat integrations to maximize comfort and efficiency in Smithtown homes. Strong focus on proper system sizing for local climate conditions.

212 Jericho Turnpike, Smithtown, NY 11787

Specialties & Features

High-End System Installation
HVAC Zoning Solutions
Wi-Fi Thermostat Integration
Furnace Replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

All Seasons HVAC Services

4.5
(116 reviews)
Verified

A reliable family-owned business providing comprehensive heating and cooling services with emphasis on maintenance programs that prevent costly breakdowns. Particularly skilled in furnace repair and air conditioner tune-ups tailored to Smithtown's seasonal demands.

78 Middle Country Road, Smithtown, NY 11787

Specialties & Features

Preventative Maintenance Plans
Furnace Repair
AC Tune-ups
Duct Cleaning

Business Information

Years in Business:22 years
Licensed:Yes
Insured:Yes

Why These Are the Top HVAC Contractors in Smithtown

Smithtown's HVAC market services a suburban community with diverse housing stock ranging from historic homes to new constructions. The humid continental climate creates strong seasonal demand for both cooling (high humidity summers) and heating (cold winters with nor'easters). Top contractors emphasize system reliability, energy efficiency due to high utility costs, and rapid emergency response during extreme weather events. The market is competitive with approximately 25 active providers, requiring companies to differentiate through specialized services and superior customer service.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Smithtown regulations and climate

Frequently Asked Questions About HVAC in Smithtown

Get answers to common questions about hvac services in Smithtown, New York.

1What is the typical cost range for replacing a central air conditioning system in a Smithtown home?

For a full system replacement in Smithtown, homeowners can expect to pay between $5,000 and $12,000, with the final cost heavily dependent on home size, system efficiency (SEER rating), and the complexity of the installation. Long Island's higher labor and living costs contribute to this range, and choosing a higher-efficiency unit, while more expensive upfront, is wise for our humid summers and can lead to significant savings on PSEG Long Island bills. Always ensure your quote includes proper disposal of the old refrigerant unit per NY state environmental regulations.

2When is the best time of year to schedule HVAC maintenance or replacement in Smithtown?

The ideal times are during the shoulder seasons—late spring (April-May) before the summer heat and humidity hit, and early fall (September-October) before the winter chill. Scheduling during these periods ensures your system is ready for Smithtown's demanding seasons and provides much greater availability and potential for promotional pricing from local contractors. Avoid the peak of summer or a winter cold snap, as emergency service calls are prioritized and you may face longer wait times and higher costs.

3Are there any local Smithtown or Suffolk County permits required for HVAC work?

Yes, most significant HVAC installations, like replacing a furnace or central air conditioner, require a permit from the Town of Smithtown Building Division. A reputable local HVAC contractor will typically pull this permit on your behalf, as it ensures the work is inspected for compliance with New York State building and mechanical codes. This is crucial for your safety, maintains your home insurance validity, and is often required for rebate programs from PSEG Long Island.

4How do I choose a reliable HVAC contractor in the Smithtown area?

Prioritize contractors who are licensed, insured, and have a strong physical presence in Suffolk County. Look for positive reviews on local community forums and ask for references from homes similar to yours in the area. A trustworthy Smithtown contractor will perform a detailed load calculation (Manual J) for new installations, as our coastal climate and older home stock require precise sizing, and they should be familiar with local utility rebate programs to help you maximize savings.

5My furnace is old but working. Should I preemptively replace it before a Smithtown winter?

This depends on the age, efficiency, and repair history of your unit. If your furnace is over 15 years old and has required frequent repairs, a preemptive replacement before winter is a smart investment to avoid a costly no-heat emergency during a cold snap. Modern, high-efficiency models are far better suited to New York's climate and will significantly reduce your heating costs. A reputable local technician can perform a thorough evaluation and help you weigh the cost of a new system against potential repair risks.