10 Best HVAC Companies in Deer Park, NY

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Last Updated: February 25, 2025

If you're like the typical American homeowner, over half of your energy bill (55%, per the Department of Energy) goes toward heating and cooling your home. With the cost of living in Deer Park, you're probably eager to save money on your energy bills.

Explore our list of the top HVAC companies in Deer Park to find the right one for you and your home. Our topic contractors can help you reduce your bills while still staying comfortable.

Top 10 Best HVAC Companies in Deer Park

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Classic Home Services

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275 Park Ave Suite A, Brooklyn, NY 11205 (718) 550-1570 heatingandcoolingnewyork.com

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Furnace installation
Indoor air quality
Ductless
Filtration
Boiler installation
Inspection
Ac installation
Ac repair
Maintenance
Duct cleaning
Ventilation
Furnace repair

Danisi Energy

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3205 NY-112, Medford, NY 11763 (631) 732-6666 danisienergy.com

Reliable customer support

Free quotes

Clear pricing policy

Informative resources

Services Offered

Furnace installation
Ac installation
Ac repair
Boiler installation
Ventilation
Emergency services
Indoor air quality
Inspection
Ductless
Maintenance
Filtration
Radiant heating

Sears Heating and Air Conditioning

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35 Melville Park Rd Ste 200, Melville, NY 11747 (631) 270-5310 searshomeservices.com

Reliable customer support

Free quotes

Services Offered

Filtration
Indoor air quality
Ac repair
Ductless
Maintenance
Ventilation
Boiler installation
Inspection
Furnace installation
Ac installation

Absolute HVAC Mechanical Systems Inc.

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Granny Rd, Farmingville, NY 11738 (631) 320-0814 absolutehvacli.com

Clear pricing policy

Reliable customer support

Free quotes

Informative resources

Prompt service delivery

Services Offered

Ac installation
Inspection
Maintenance
Indoor air quality
Emergency services
Ac repair
Furnace installation
Boiler installation
Ductless
Ventilation

GMG HVAC Inc.

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77 Windsor Pl Suite 11, Central Islip, NY 11722 (631) 309-2535 gmghvac.com

Free quotes

Clear pricing policy

Informative resources

Reliable customer support

Services Offered

Ventilation
Indoor air quality
Furnace repair
Ac repair
Ac installation
Emergency services
Duct cleaning
Furnace installation
Filtration
Maintenance

Innovative Air Solutions Inc.

Innovative Air Solutions Inc. Logo

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11 Kimball Pl, Mt Vernon, NY 10550 (914) 855-1888 innovativeairsolutions.com

Free quotes

Informative resources

Clear pricing policy

Services Offered

Duct cleaning
Boiler installation
Ac repair
Filtration
Emergency services
Boiler repair
Maintenance
Ac installation
Furnace installation
Furnace repair
Indoor air quality

ALL Seasons Air Conditioning

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40 Field St, West Babylon, NY 11704 (631) 694-1616 seasonsair.com

Free quotes

Clear pricing policy

Reliable customer support

Informative resources

Services Offered

Furnace installation
Ac repair
Ductless
Emergency services
Maintenance
Filtration
Ac installation
Inspection
Indoor air quality
Ventilation

Air Solutions, Inc.

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430 Fairfield Ave, Stamford, CT 06902 (203) 357-8853 airsolutions.tv

Free quotes

Reliable customer support

Informative resources

Services Offered

Inspection
Boiler installation
Maintenance
Filtration
Emergency services
Furnace installation
Duct cleaning
Ac installation
Ventilation
Zoning systems
Indoor air quality

All Air Specialists

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1387 Jerusalem Ave N, Merrick, NY 11566 (516) 292-5600 allairspecialists.com

Free quote

Reliable customer support

Services Offered

Boiler installation
Furnace repair
Duct cleaning
Furnace installation
Ac installation
Ventilation
Emergency services
Ductless
Maintenance
Filtration
Indoor air quality
Ac repair

All Hours Energy

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User Rating

40 Front St, East Rockaway, NY 11518 (516) 596-2200 allhoursenergy.com

Informative resources

Clear pricing policy

Free quotes

Reliable customer support

Services Offered

Ventilation
Indoor air quality
Radiant heating
Maintenance
Boiler installation
Emergency services
Ac installation
Furnace repair
Furnace installation
Ductless
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on hvac companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

Signs You May Need HVAC Repair or Replacement

If your HVAC system is faulty or getting near the end of its lifespan, it likely needs servicing or replacement from an HVAC company. Watch for these indicators your system needs service:

  • Corrosion, cracking, or rust
  • Uneven heating/cooling or poor air circulation
  • Refrigerant leaks
  • Odd noises when the system turns on
  • Frequent breakdowns and need for repairs
  • Temperature control issues or thermostat malfunctions
  • Higher than normal energy bills
  • An HVAC system that's over 15 years old

Book an inspection if you notice any of these problems. A local technician can inspect your system, identify problems, and determine whether you need repairs or a new HVAC unit.

Cost of HVAC Installation and Maintenance in Deer Park

HVAC installation or maintenance prices vary depending on your system. Common HVAC unit types include the following:

  • Split or mini-split: Homes without ductwork for central air often have split or mini-split HVAC systems. These systems consist of internal units in each room to regulate temperature, which all connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC unit operates similarly to a regular split system. It gives flexibility by providing the option to use either electricity or gas for energy.
  • Heat pump: Heat pumps transfer hot and cold air between your home and outside. They don't create their own heating and cooling, so they work more efficiently in more moderate climates.
  • Packaged heating and air: Packaged HVAC systems work well in smaller homes. They consist of a single combined heating and air conditioning unit, usually located in an attic or basement. This unit is typically space-saving, energy-efficient, and easy to maintain.

HVAC maintenance costs differ based on the specific services required. HVAC systems can be complex and potentially require several different services. Costs for typical jobs are as follows:

HVAC Unit TypeCost
Split$1,948-$4,966
Hybrid Split$3,947-$7,272
Heat Pump$3,056-$31,141
Packaged Heating and Air$256-$426

Ways to Save Money on HVAC Costs

It's important to fix or swap out your HVAC components when they become damaged, but it can also be expensive. Fortunately, there are steps you can take to slow the wear and tear on your system.

  • Change filters regularly. Replacing or cleaning your air filters every 1–3 months helps air flow smoothly through your HVAC system. We also recommend regularly clearing dirt and debris away from the outdoor sections of your system.
  • Keep your system clean. Keeping your ductwork, indoor evaporator coil, condenser fan blades, and grills clean helps your HVAC system function effectively and lowers the risk of mold. The National Air Duct Cleaners Association suggests cleaning your HVAC system when you notice things starting to get dirty.
  • Change the position of your blinds seasonally. During winter, leave your blinds open so your home benefits from passive solar heat. In summer, keep blinds shut to block out heat. Doing both helps minimize the amount of work your HVAC system needs to do.
  • Monitor for potential problems. Keeping a close eye on the efficiency of your HVAC system — for instance by reviewing your thermostat settings and energy bills — helps you identify and fix problems before they get out of hand.
ServiceCost
Filter Replacement$64-$170
Condensor Cleaning$1,279-$3,836
Thermostat Repair$85-$213
Ductwork Cleaning$409-$1,023

How To Choose a Local HVAC Company

Knowing what makes a trustworthy HVAC company is vital for an easy installation or repair. Hiring an experienced, credentialed HVAC contractor gives you confidence your system can provide reliable heating and air conditioning year-round.

Compare Multiple Bids

Contact at least three HVAC companies for quotes. Explain the issues and have specialists visit to inspect your system if possible. Compare the contractors' explanations, solutions, estimated costs, warranties, and timeframes. Avoid providers that pressure you or demand payment upfront.

Check Credentials

It's important to choose an HVAC company that employs technicians with the proper qualifications and expertise. In all states, HVAC contractors have federal requirements from the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, individuals must pass an exam (the type of exam depends on the kind of equipment they plan to work with). Section 608 certification is required for all technicians who "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." All other licensing requirements are handled at the state level.

The state of New York doesn't have state-level HVAC licensing; however, many cities and municipalities have their own requirements, so be sure to check with your local government. For example, in some cases, a technician may need a High Pressure Boiler Operating Engineer or Oil Burning Equipment Installer license from the NYC Department of Buildings, or a Certificate of Qualification for Refrigerating System Operating Engineer from the Fire Department of New York. You should also check a company's reviews and complaints on sites such as Yelp, the Better Business Bureau (BBB), and Google Reviews. Pick a company with great feedback and stories of satisfied customers.

Understand Work Details

It’s important to know what the work process will look like. For HVAC repairs, the company should explain the particular parts that need replacement and why. Get confirmation that your technician will clean and test your system afterward to make sure everything is operating properly. For replacement, ask the contractor to explain the new HVAC system features, model, estimated installation time, energy efficiency, and brand. Before work begins, you should understand how your provider will size the system appropriately for your home and the price you'll pay.

Compare Warranties

Reputable HVAC companies back their work with warranties. Look at warranties from different companies, bearing in mind that more comprehensive coverage is better. Look for the provider that offers the most coverage for a fair price.

Get Quote in Writing

Get written estimates before starting HVAC work. The quote should cover costs for both labor and materials. Read all terms carefully before signing.

Frequently Asked Questions About HVAC in Deer Park, NY

You should have your HVAC system inspected twice a year. After completing their inspection, your technician will tell you what services are required. You should also have your system inspected if you start noticing issues such as strange noises, leaks, or unusual smells. If your system has ductwork, you should have it inspected every few years.

Usually, it's best to schedule inspections in the spring and fall, as technicians tend to be less busy at these times. This also helps get your system ready for the summer and winter, when it probably sees the most use.

You can save energy throughout the year by reducing the amount of work it takes for your HVAC system to maintain your home's temperature. During all seasons, keep your thermostat as close to the outside temperature as you can, and try to adjust it only a few degrees at once. You might also consider a smart thermostat.

Generally, HVAC installation or replacement takes one to three days for the entire system. Installing or replacing a furnace or air conditioning unit may take anywhere from a few hours up to two days. The exact amount of time will be based on factors like the size of your house, how easily accessible different areas are, and whether your technician runs into any problems.

For a 2,000-square-foot home, try to purchase a furnace that's between 50,000 and 80,000 BTUs (British thermal units).

For a 2,000-square-foot home, you'll also want an air conditioning unit with between 2.5 and 5 tons of capacity. Usually, if your home is larger than 1,000 square feet, central air will be more effective than window air conditioning units.

Normally, HVAC financing is provided by a third-party lender. If your HVAC company doesn't offer these options, you may consider taking out a loan on your own. Be sure to speak with your HVAC company and a financial advisor to find out what options are available and appropriate for your situation.

There are a number of ways you can make your HVAC system more energy-efficient:

  • Keep ductwork clean, and change or clean your air filters regularly.
  • Have regular inspections to take care of problems as they come up.
  • Keep your attic well-ventilated and make sure all doors and windows are well-sealed.
  • Install a smart thermostat. If you aren't able to purchase one, try keeping your inside temperature as close to the outside temperature as is comfortable.
  • When replacing part of your HVAC system, see if there are Energy Star-certified or similar environmentally friendly options.

Other Deer Park, NY Home Services

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