10 Best HVAC Companies in Jefferson, NJ

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Last Updated: February 25, 2025

On average, 55% of the energy used in American homes is for heating and cooling, according to the U.S. Department of Energy. Since heating and cooling represent such a significant chunk of your utility bills, you'll want to make sure the HVAC system in your Jefferson home is functioning optimally.

Our list of the top HVAC companies in Jefferson can help you get your system into its best shape ever, allowing you to save money while staying comfortable.

Top 10 Best HVAC Companies in Jefferson

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Atlantic Mechanical Contractors of North Jersey

Atlantic Mechanical Contractors of North Jersey Logo

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251 Piaget Ave, Clifton, NJ 07011 (973) 453-5698 atlantic-heatingcooling.com

Free quotes

Informative resources

Reliable customer support

Clear pricing policy

Services Offered

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

SOS Xtreme Comfort

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17 Park Dr, Franklin, NJ 07416 (973) 737-5998 sosxtremecomfort.com

Clear pricing policy

Reliable customer support

Informative resources

Prompt service delivery

Free quotes

Services Offered

Filtration
Inspection
Ac repair
Boiler repair
Maintenance
Emergency services
Ductless
Furnace repair
Ac installation
Smart home integration
Boiler installation
Indoor air quality
Furnace installation

Total Comfort

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530 Commerce St, Franklin Lakes, NJ 07417 (201) 891-1333 totalcomfort.biz

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

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

Central Comfort

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100 Nolan's Point Rd, Lake Hopatcong, NJ 07849 (973) 361-2146 centralcomfort.com

Clear pricing policy

Prompt service delivery

Reliable customer support

Services Offered

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

All Week Air Conditioning

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184 Clinton Ave, Clifton, NJ 07011 (877) 666-9335 allweekairconditioning.com

Services Offered

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

Comfort Specialists

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User Rating

39 N 1st Ave, Succasunna, NJ 07876 (973) 970-9030 comfortspecialistsservices.com

Free quote

Informative resources

Clear pricing policy

Reliable customer support

Services Offered

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

Monster Mechanical

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User Rating

26 Patterson Dr, Oak Ridge, NJ 07438 (973) 697-9776 monsterhvac.com

Informative resources

Clear pricing policy

Free quote

Prompt service delivery

Reliable customer support

Services Offered

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

One Hour Heating & Air Conditioning

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User Rating

194 Greenwood Ave, Midland Park, NJ 07432 (201) 447-0996 onehourheatandair.com

Prompt service delivery

Informative resources

Clear pricing policy

Reliable customer support

Free quotes

Services Offered

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

A Degree Above Heating & Cooling, LLC

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134 Pehle Ave, Saddle Brook, NJ 07663 (201) 368-0005 degreeabove.com

Free quotes

Reliable customer support

Prompt service delivery

Informative resources

Clear pricing policy

Services Offered

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

Meyer & Depew Company

Meyer & Depew Company Logo

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User Rating

309 Lafayette Ave, Kenilworth, NJ 07033 (908) 272-2100 meyer-depew.com

Reliable customer support

Clear pricing policy

Informative resources

Services Offered

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

An HVAC system that's broken or old likely needs professional attention for maintenance or replacement. Watch for these signs that your system needs service:

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

If you notice any of these HVAC red flags, your system evaluated. A local company can complete an inspection, diagnose problems, and advise you whether you should repair or replace your HVAC unit.

Cost of HVAC Installation and Maintenance in Jefferson

What you pay for HVAC installation or maintenance depends on your system style. Common HVAC unit styles include the following:

  • Split or mini-split: If your home doesn't have 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. These interior units are all connected to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system works almost the same as a standard split system. It has the advantage of being able to utilize either gas or electricity for power.
  • Heat pump: Heat pumps work by transferring hot and cold air between your home and the outdoors. These systems don't create heat or air conditioning themselves, and are better for more moderate climates.
  • Packaged heating and air: Packaged HVAC systems work well in smaller houses. They consist of a single combined heating and air conditioning unit, usually located in a basement or attic. This unit is typically small, energy-efficient, and straightforward to maintain.

The amount you spend on HVAC maintenance also depends on the kind of work being done. HVAC systems are complex and can require different kinds of maintenance. The prices of some common jobs are as follows:

HVAC Unit TypeCost
Split$1,915-$4,882
Hybrid Split$3,880-$7,149
Heat Pump$3,004-$30,615
Packaged Heating and Air$251-$419

Ways to Save Money on HVAC Costs

Fixing your HVAC by repairing or replacing parts when needed is crucial, but can be costly. Fortunately, there are actions you can take to minimize wear and tear over time on your system.

  • Change the position of your blinds seasonally. Keeping your blinds open in the winter helps you take advantage of passive solar heating. Keeping them closed in the summer helps keep some of this heat out. Both of these measures help reduce the frequency with which you need to run your HVAC.
  • Monitor for potential problems. Monitoring your system for issues — for example, by checking your thermostat and energy bills routinely — helps you catch issues before they get too expensive.
  • Keep your system clean. Cleaning your grills, condenser fan blades, indoor evaporator coil, and ductwork regularly helps keep your HVAC system working efficiently and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system once it begins to look dirty.
  • Change filters regularly. Cleaning or replacing your air filters every 1–3 months helps air flow efficiently through your system. Also try to keep debris away from the external sections of your HVAC system as much as possible.
ServiceCost
Filter Replacement$63-$168
Condensor Cleaning$1,257-$3,771
Thermostat Repair$84-$210
Ductwork Cleaning$402-$1,006

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 coolig and heating year-round.

Compare Multiple Bids

Get quotes from three or more HVAC companies. Explain your issues and ask if technicians can inspect your system in person. Compare each contractor's diagnoses, recommended solutions, estimated cost, timeline, and warranties. Avoid providers that pressure you or demand payment before work.

Check Credentials

It's important to choose an HVAC company that employs technicians with the appropriate qualifications and expertise. HVAC contractors in all states have federal requirements from the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, contractors must pass an exam (the type of exam depends on what kind of equipment they intend 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 by the state.

HVAC contractors in New Jersey are required to be licensed by the Board of Examiners of Heating, Ventilating, Air Conditioning and Refrigeration Contractors. Contractors must be bonded and must participate in continuing education, and individuals who operate an HVAC business must have general liability insurance. Checking reviews on Yelp, Google Reviews, the Better Business Bureau (BBB), and similar sites can assist your decision. Choose a provider with great reviews and stories of positive experiences from customers.

Understand Work Details

Make sure you know the details of your project before it begins. If HVAC repairs are required, have your provider detail which parts need replacement and why. Confirm that your technician will clean and test the entire system after the repair to verify that everything works. When replacing your HVAC, ask the installation company to provide details on the new model, energy efficiency, brand, features, and estimated installation time. Before work begins, make sure you understand the process your provider will use to select the correctly sized system for your home and what the cost will be.

Compare Warranties

Good HVAC companies offer warranties on service and installations. The more complete the coverage, the better. Review warranty details between companies and pick the one that provides the best protection for the fairest price.

Get Quote in Writing

Always get quotes for HVAC service in writing before work begins. A comprehensive quote should cover both labor and materials. Make sure you review all terms before signing a contract.

Frequently Asked Questions About HVAC in Jefferson, NJ

You should have your HVAC system inspected about twice annually. At the time of the inspection, your technician will tell you what services are required. You should also call a technician if you start noticing issues such as unusual smells, strange noises, or leaks. If your system has ductwork, it should be inspected every few years.

Usually, it's smart to have your HVAC system inspected in the spring and fall, as technicians tend to be less busy at these times. This also helps make sure your system is prepared 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 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 could also consider installing a smart thermostat.

Generally, whole-system HVAC installation or replacement takes one to three days. Installing or replacing a furnace or air conditioning unit takes anywhere from about half a day up to two days. The exact amount of time will be based on things like how large your home is, how easily accessible different sections are, and whether your technician finds any problems.

For a 2,000-square-foot home, you'll want 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 around 2.5 to 5 tons of capacity. Usually, if your home is over 1,000 square feet, central air will be more effective than window air conditioning units.

Typically, HVAC financing is through 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 talk to 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 your air ducts clean and change or clean your air filters regularly.
  • Have regular inspections to take care of problems as they arise.
  • Keep your attic well-ventilated and make sure all doors and windows are well-sealed.
  • Install a smart thermostat. If you don't want to or can't buy one, try to keep your inside temperature as close to the outside temperature as is comfortable.
  • When you need to replace part of your HVAC system, explore Energy Star-certified or similar environmentally friendly options.

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