10 Best HVAC Companies in Dover, NJ

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Last Updated: February 25, 2025

According to the Department of Energy, approximately 55% of energy use in American homes goes toward heating and cooling. Since heating and cooling represent such a significant chunk of your utility bills, you'll want to ensure that the HVAC system in your Dover home is functioning properly.

Our guide to the top HVAC companies in Dover can help you get your system into its best shape ever, allowing you to keep comfortable while saving money.

Top 10 Best HVAC Companies in Dover

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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

Informative resources

Reliable customer support

Free quotes

Clear pricing policy

Services Offered

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

SOS Xtreme Comfort

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

Clear pricing policy

Prompt service delivery

Reliable customer support

Free quotes

Informative resources

Services Offered

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

Total Comfort

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

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

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

Central Comfort

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

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

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

All Week Air Conditioning

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

Services Offered

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

Comfort Specialists

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

Reliable customer support

Informative resources

Clear pricing policy

Free quote

Services Offered

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

Monster Mechanical

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

Free quote

Reliable customer support

Prompt service delivery

Clear pricing policy

Informative resources

Services Offered

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

One Hour Heating & Air Conditioning

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

Reliable customer support

Informative resources

Free quotes

Clear pricing policy

Prompt service delivery

Services Offered

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

Sam's Air Control

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913 Middlesex Ave Building 1, Metuchen, NJ 08840 (908) 540-6700 samsaircontrol.com

Informative resources

Reliable customer support

Services Offered

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

Edison Heating & Cooling

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User Rating

191 Vineyard Rd, Edison, NJ 08817 (732) 372-7161 edisonhvac.com

Informative resources

Reliable customer support

Services Offered

Filtration
Furnace installation
Ductless
Boiler repair
Ac repair
Furnace repair
Ac installation
Boiler installation
Indoor air quality
Maintenance
Emergency services
Duct cleaning
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 home's HVAC system isn't working correctly or getting old, you may need to hire an HVAC contractor for repairs or replacement. Watch for these common signs that your system requires professional attention:

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

If you notice any of these HVAC issues, have a technician inspect your system. A local professional can detect problems and decide whether repairing or getting a new HVAC unit is the best solution.

Cost of HVAC Installation and Maintenance in Dover

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 heating and cooling frequently have split or mini-split HVAC systems. These systems consist of indoor units in each room to control temperature. These indoor units connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system performs similarly to a standard split system, but has the capacity to draw on either gas or electricity for power.
  • Heat pump: Heat pumps exchange hot and cold air between your home and outside. These systems don't produce their own heat or AC, so they work more effectively in moderate climates.
  • Packaged heating and air: Packaged HVAC systems are often a good option for smaller homes. Packaged systems consist of a single heating and cooling unit, usually located in an attic or basement. This unit tends to be efficient, compact, and easy to maintain.

HVAC maintenance prices vary depending on what services are needed. HVAC systems are complicated and can require different maintenance services. Costs for some common services are as follows:

HVAC Unit TypeCost
Split$2,052-$5,231
Hybrid Split$4,158-$7,660
Heat Pump$3,219-$32,805
Packaged Heating and Air$269-$449

Ways to Save Money on HVAC Costs

It's important to take care of HVAC repairs and replacements in a timely manner, 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. Cleaning or replacing your air filters every 1–3 months helps air flow efficiently through your system. You should also try to keep debris away from the external sections of your HVAC system as much as possible.
  • Monitor for potential problems. Monitoring your system for issues — for example, by checking your thermostat and energy bills regularly — helps you catch issues before they get too expensive.
  • Keep your system clean. Regularly cleaning ductwork, grills, condenser fan blades, and indoor evaporator coil helps your HVAC system run efficiently and lowers the risk of mold. The National Air Duct Cleaners Association recommends cleaning your HVAC system when it starts to look dirty.
  • 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.
ServiceCost
Filter Replacement$67-$180
Condensor Cleaning$1,347-$4,041
Thermostat Repair$90-$225
Ductwork Cleaning$431-$1,078

How To Choose a Local HVAC Company

Finding the right HVAC company is key for a smooth installation or repair. An experienced, credentialed HVAC contractor gives you confidence your system can provide consistent heating and air conditioning year-round.

Compare Multiple Bids

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

Check Credentials

Choose an HVAC company with highly trained technicians who have proper licensing and experience. In all states, HVAC contractors have federal requirements set by the Environmental Protection Agency (EPA). To obtain the EPA Section 608 Technician Certification, contractors must pass an exam (the specific 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 by the state.

In New Jersey, HVAC contractors must 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. You should also check reviews and complaints on sites like Google Reviews, Yelp, and the Better Business Bureau (BBB). Pick a company with glowing reviews and testimonials about great customer experiences.

Understand Work Details

Always make sure you know the details of your project. When HVAC repairs are required, your provider should list which parts need replacement and why. Confirm that your technician will clean and test the full system after repairs are completed to ensure that it’s working properly. When replacing your HVAC, request that the company explain the new estimated installation time, brand, features, energy efficiency, and model. Before work starts, be sure you understand how your provider will determine the right system size for your home and what the price will be.

Compare Warranties

Trustworthy HVAC companies stand behind their services with warranties. Look at warranties from different companies, remembering that broader coverage is better. Look for the company that provides the most coverage for a fair price.

Get Quote in Writing

Always get HVAC quotes in writing before work begins. A thorough quote will cover costs for both materials and labor. Confirm that you understand all terms before signing the contract.

Frequently Asked Questions About HVAC in Dover, NJ

You should have your HVAC system inspected twice annually. Following an inspection, your technician will tell you if any services are required. You should also call a technician if you notice new issues such as unusual smells, leaks, or strange noises. If your system has ductwork, you should have it inspected every few years.

Usually, it's smart to schedule inspections in the spring and fall, as these times tend to be less busy. 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 power your HVAC system uses to maintain your home's temperature. During all seasons, keep your thermostat as close to the outside temperature as possible, and avoid making drastic changes — adjust it only a few degrees at a time. You could also consider purchasing a smart thermostat.

Generally, whole-system HVAC installation or replacement takes one to three days. Installing or replacing a furnace or air conditioning unit can take as little as half a day or as much as two days. The exact amount of time will vary depending on factors like how large your home is, how easily accessible different areas are, and whether your technician discovers any problems.

For a 2,000-square-foot home, you'll need between 2.5 and 5 tons of air conditioning capacity. For a house over 1,000 square feet, central air will be more effective than window units for cooling.

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

Normally, HVAC financing is through a third-party lender. If your HVAC company doesn't offer these options, you could consider taking out a loan on your own. Be sure to talk to a financial advisor and your HVAC company to learn what options are available to you 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.
  • 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 to keep the temperature indoors as close to the outside temperature as you can.
  • When you need to replace part of your HVAC system, see if there are Energy Star-certified or other environmentally friendly options.

Other Dover, NJ Home Services

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