10 Best HVAC Companies in Hempstead, NY

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Last Updated: February 25, 2025

According to the Department of Energy, about 55% of the energy used in American homes is used for heating and cooling. With Hempstead's higher cost of living, you're likely eager to find ways to save on your energy bills.

Our guide to the top HVAC companies in Hempstead can help you save money by getting your HVAC system repaired, installed or replaced for a fair price by a skilled worker.

Top 10 Best HVAC Companies in Hempstead

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Swanton Energy Services

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37 Center Ave, Atlantic Highlands, NJ 07716 (732) 795-5429 swantonair.com

Free quotes

Prompt service delivery

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

Filtration
Ventilation
Radiant heating
Ac installation
Duct cleaning
Furnace installation
Maintenance
Ac repair
Indoor air quality
Boiler installation
Smart home integration
Inspection
Ductless

Lighthouse HVAC

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2403 E 22nd St, Brooklyn, NY 11235 (718) 568-7562 lighthousehvacny.com

Reliable customer support

Informative resources

Free quotes

Clear pricing policy

Prompt service delivery

Services Offered

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

Classic Home Services

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

Reliable customer support

Clear pricing policy

Informative resources

Free quotes

Services Offered

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

All WEEK AIR CONDITIONING

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214 Washington St, Hoboken, NJ 07030 (201) 558-0558 allweekairconditioning.com

Reliable customer support

Free quotes

Informative resources

Clear pricing policy

Services Offered

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

ASM Mechanical

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152 Watchogue Rd, Staten Island, NY 10314 (347) 692-4777 asmhvacnyc.com

Informative resources

Free quotes

Reliable customer support

Services Offered

Inspection
Boiler installation
Ac repair
Furnace installation
Duct cleaning
Furnace repair
Radiant heating
Ac installation
Ductless
Maintenance
Boiler repair
Emergency services

Airplex Mechanical Corp.

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387 Ocean Pkwy, Brooklyn, NY 11218 (347) 444-3813 airplexmechanical.com

Prompt service delivery

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Ac installation
Ventilation
Boiler repair
Furnace installation
Boiler installation
Furnace repair
Ac repair
Ductless
Maintenance
Emergency services

Advanced Mechanical Services

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350 Broad Ave, Ridgefield, NJ 07657 (201) 886-2900 hvacams.co

Clear pricing policy

Reliable customer support

Informative resources

Free quotes

Services Offered

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

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

GRC Mechanical Services

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244 Green St, South Hackensack, NJ 07606 (201) 489-6233 grcmechanical.com

Free quotes

Reliable customer support

Clear pricing policy

Prompt service delivery

Services Offered

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

Innovative Air Solutions Inc.

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

Clear pricing policy

Free quotes

Informative resources

Services Offered

Ac repair
Furnace repair
Boiler installation
Maintenance
Ac installation
Filtration
Boiler repair
Furnace installation
Emergency services
Duct cleaning
Indoor air quality
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 old, it likely needs repairs or replacement from an HVAC company. Watch for these indicators your system needs service:

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

If you see any of these HVAC issues, we recommend having a technician inspect your system. A local professional can detect problems and let you know whether whether repairing or getting a new HVAC unit is the best solution.

Cost of HVAC Installation and Maintenance in Hempstead

The price of HVAC installation or maintenance changes depending on the kind of unit you have. Common varieties of HVAC units include the following:

  • Split or mini-split: If your home lacks the right ductwork for central air or heating, you likely have a split HVAC system. Split or mini-split systems consist of internal units that control the temperature in individual rooms, and that are all connected 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 draw on either electricity or gas for energy.
  • Heat pump: Heat pumps transfer warm and cold air between your home and the outdoors. They don't make their own heat or AC, so they function best in mild climates.
  • Packaged heating and air: Packaged HVAC systems are a good choice for smaller homes. They have a single cooling and heating unit, normally in a basement or attic. This unit is often small, energy-efficient, and easy to maintain.

HVAC maintenance prices vary based on the services needed. HVAC systems are complex and may need multiple types of maintenance. Costs for common jobs are as follows:

HVAC Unit TypeCost
Split$2,021-$5,153
Hybrid Split$4,096-$7,546
Heat Pump$3,171-$32,315
Packaged Heating and Air$265-$442

Ways to Save Money on HVAC Costs

HVAC upkeep is important, but can be expensive. Luckily, homeowners can take steps to reduce wear and tear on their system and lower future maintenance needs.

  • Change filters regularly. Air flows best through your HVAC system when you change out or clean the filters every 30–90 days. Also try not to let debris pile up on the outside areas of your HVAC.
  • Monitor for potential problems. Keeping an eye out for problems, for instance by routinely checking your thermostat and energy bills, lets you resolve them before they get too expensive.
  • Change the position of your blinds seasonally. Leaving your blinds open during the winter helps warm your home with passive solar heating. Closing the blinds in warmer seasons helps prevent the heat from getting inside. Doing both helps reduce the strain on your HVAC.
  • Keep your system clean. Keeping your ductwork, indoor evaporator coil, grills, and condenser fan blades clean helps your system function optimally and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends that you clean your HVAC system whenever it begins to look dirty.
ServiceCost
Filter Replacement$66-$177
Condensor Cleaning$1,327-$3,981
Thermostat Repair$88-$221
Ductwork Cleaning$425-$1,062

How To Choose a Local HVAC Company

Knowing the indicators of a reliable HVAC company is key for a smooth installation or repair. Picking an established business with certified technicians gives you assurance your HVAC system will deliver consistent heating and cooling year-round.

Compare Multiple Bids

Contact at least three HVAC contractors for quotes. Explain your issues and schedule an in-person inspection if possible. Compare contractors' diagnoses, suggested repairs, estimated costs, warranties, and timeframes. Avoid providers that pressure you or demand upfront payment.

Check Credentials

When looking for an HVAC company, choose one with technicians that have the right training, licenses, and experience. In all states, HVAC contractors must obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is required for all contractors who "maintain, service, repair or dispose of equipment that could release refrigerants into the atmosphere." Contractors must pass an exam (the type of exam depends on what kind of equipment they intend to work with) to be certified by the EPA. All other licensing requirements are handled at the state level.

The state of New York doesn't have state-level HVAC licensing; however, there may be local requirements, so be sure to check with your city or municipal government. For example, in some cases, a technician may need an Oil Burning Equipment Installer or High Pressure Boiler Operating Engineer 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 look at a company's reviews and complaints on sites such as Google Reviews, the Better Business Bureau (BBB), and Yelp. Pick a company with glowing feedback and good customer testimonials.

Understand Work Details

Always make sure you know the details of any project. For HVAC repairs, your provider should detail which parts need replacement and why. Confirm that your technician will clean and test the system after repairs are finished to verify that it’s working properly. For replacement, ask the contractor to explain the new HVAC system features, brand, estimated installation time, energy efficiency, and model. 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

Reliable HVAC companies offer warranties on repairs and equipment installations. The more complete the coverage, the better. Compare warranty details between providers and pick the one that offers the best protection within your budget.

Get Quote in Writing

Get a written proposal before HVAC work begins. A comprehensive quote includes both materials and labor costs. Make sure you understand and agree to all terms before signing the contract.

Frequently Asked Questions About HVAC in Hempstead, NY

Generally, your HVAC system should be inspected twice a year. After an inspection, your technician will tell you what, if any, services are required. You should also call a technician if you notice any new issues, like leaks, unusual smells, or strange noises. If you have ductwork in your home, it should be serviced every few years.

The best times of the year to have an HVAC inspection are the spring and fall. Technicians are generally less busy during these times, which makes it easier to get an appointment. This also ensures that your system is ready for the summer and winter, when it typically sees the most use.

You can save energy throughout the year by reducing the amount of power your HVAC system uses to maintain the temperature of your home. Always keep your thermostat as close to the outside temperature as possible, and try to adjust it only a few degrees at a time. You might also consider purchasing a smart thermostat.

It takes between one and three days to have your HVAC system installed or replaced. If you only need a furnace or a single air conditioning unit, this may take between half a day and two days. This timeline can be influenced by the size of your home, how easily accessible your system is, and any new issues your technician discovers.

For a 2,000-square-foot home, you should look for around 2.5 to 5 tons of air conditioning capacity. For homes over 1,000 square feet, central air will generally be more effective for cooling than window units.

For a 2,000-square-foot home, you'll also look for a furnace that is between 50,000 and 80,000 BTUs (British thermal units).

Your HVAC company may provide financing options through a third-party lender, or you may be able to obtain a loan on your own. It's a good idea to discuss payment options with your HVAC company and a financial advisor to make sure that you find the best option for you.

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

  • Keep your air ducts clean and change or clean your air filters on a regular basis.
  • Schedule regular inspections to take care of issues as they arise.
  • Make sure your doors and windows are well-sealed and keep your attic well-ventilated.
  • Install a smart thermostat. If you aren't able to purchase one, try keeping the temperature indoors as close to the outside temperature as is comfortable.
  • When you need to replace part of your system, see if there are Energy Star-certified or other environmentally friendly options.

Other Hempstead, NY Home Services

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