10 Best HVAC Companies in Oakville, CT

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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. You want to be comfortable in your Oakville home, but you also don't want to waste your money on inefficient heating and cooling.

Our list of Oakville's top HVAC companies 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 Oakville

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Air Specialties Air Conditioning & Heating Inc

Air Specialties Air Conditioning & Heating Inc Logo

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25 Spring St, West Haven, CT 06516 (203) 533-4012 airspecialtiesac.com

Reliable customer support

Prompt service delivery

Clear pricing policy

Free quotes

Informative resources

Services Offered

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

HARP Home Services - Air Conditioning, Plumbing & Heating

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863 Marshall Phelps Rd, Windsor, CT 06095 (860) 935-8995 harpcanhelpyou.com

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Prompt service delivery

Services Offered

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

M&R Mechanical Services

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1050 Bridgeport Ave F3, Milford, CT 06460 (203) 951-5207 mandrmechanical.com

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

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

Dynamic Mechanical

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230 S Washington St Unit #26, Plainville, CT 06062 (860) 864-4327 dynamichvac.net

Informative resources

Free quotes

Clear pricing policy

Services Offered

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

Aire Serv of Shelton

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41 Clifton Ave, Ansonia, CT 06401 (203) 717-9527 aireserv.com

Clear pricing policy

Reliable customer support

Informative resources

Free quotes

Prompt service delivery

Services Offered

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

BELUGA HEATING-AIR-ELECTRICAL

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577 N Main St Suite 301, Brewster, NY 10509 (845) 403-0985 belugahvac.com

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

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

Link Mechanical Services, Inc.

Link Mechanical Services, Inc. Logo

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60 Production Ct, New Britain, CT 06051 (959) 600-6345 justcalllink.com

Free quotes

Informative resources

Clear pricing policy

Prompt service delivery

Services Offered

Maintenance
Ac installation
Radiant heating
Ductless
Inspection
Ac repair
Indoor air quality
Boiler installation
Zoning systems
Boiler repair
Filtration
Furnace repair
Furnace installation

Appolo Heating

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95 Airport Dr, Wappingers Falls, NY 12590 (845) 261-1216 appoloheating.com

Prompt service delivery

Reliable customer support

Informative resources

Services Offered

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

123 HVAC

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1992 Commerce St Suite 223, Yorktown Heights, NY 10598 (914) 245-6600 123hvac.co

Informative resources

Clear pricing policy

Reliable customer support

Prompt service delivery

Free quotes

Services Offered

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

JP DUNN HEATING & COOLING, LLC

JP DUNN HEATING & COOLING, LLC Logo

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User Rating

701 Northfield Rd, Northfield, CT 06778 (860) 283-1167 jpdunnhvac.com

Reliable customer support

Free quotes

Clear pricing policy

Services Offered

Maintenance
Ductless
Boiler repair
Furnace installation
Boiler installation
Ventilation
Ac repair
Ac installation
Filtration
Furnace repair
Emergency services
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 home's HVAC system is malfunctioning or suffering from a lot of wear and tear, you might need an HVAC contractor for maintenance or replacement. Watch for these common signs that your system requires expert attention:

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

Schedule an inspection if you notice any of these issues. A local technician can assess your system, detect problems, and determine whether you need to fix or replace your HVAC.

Cost of HVAC Installation and Maintenance in Oakville

The cost of HVAC installation or maintenance changes depending on the type of unit you have. Common kinds of HVAC units 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 indoor units in each room to control temperature. These indoor units connect to an outdoor unit.
  • Hybrid split: A hybrid split HVAC system functions in the same way as a normal split system, but has the benefit of being able to draw power from either gas or electric sources.
  • Heat pump: Heat pumps move warm and cool air between your home and the outside. These systems don't make their own heat or AC, so they work better in 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 an attic or basement. This unit is typically compact, energy-efficient, and straightforward to maintain.

HVAC maintenance costs vary depending on the particular service needed. HVAC systems are complex and may require different maintenance services. Fees for common services are as follows:

HVAC Unit TypeCost
Split$1,930-$4,920
Hybrid Split$3,910-$7,204
Heat Pump$3,028-$30,852
Packaged Heating and Air$253-$422

Ways to Save Money on HVAC Costs

Fixing your HVAC by repairing or replacing parts when needed is important, but can be costly. Luckily, there are steps you can take to slow the wear and tear on your system.

  • Keep your system clean. Regularly cleaning grills, ductwork, condenser fan blades, and indoor evaporator coil helps keep your HVAC system running efficiently and reduces your risk of mold. The National Air Duct Cleaners Association advises cleaning your heating and cooling system when it starts to look dirty.
  • Change the position of your blinds seasonally. Opening your blinds in winter allows passive solar heat into your house. Closing your blinds in summer blocks some heat from getting indoors. Both of these measures help decrease the work required from your house's HVAC system.
  • Monitor for potential problems. Keep an eye on your system for issues, for example by routinely checking your thermostat and energy bills. This allows you to address issues before they get too expensive.
  • Change filters regularly. Replacing or cleaning your air filters every 30–90 days helps air flow efficiently through your HVAC system. We also recommend regularly clearing dirt and debris away from the outdoor sections of your system.
ServiceCost
Filter Replacement$63-$169
Condensor Cleaning$1,267-$3,801
Thermostat Repair$84-$211
Ductwork Cleaning$405-$1,013

How To Choose a Local HVAC Company

Finding the right HVAC company is vital for a smooth installation or repair. 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 providers for quotes. Explain your issues and schedule an in-person inspection if possible. Compare providers' diagnoses, suggested repairs, estimated costs, timeframes, and warranties. Avoid providers that pressure you or demand upfront payment.

Check Credentials

When hiring an HVAC company, choose one with technicians that have the right training, licenses, and experience. HVAC contractors in all states need to 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 on a state-by-state basis.

All individuals who work on HVAC systems in Connecticut need to be licensed by the Connecticut State Department of Consumer Protection. An individual can be licensed as a journeyperson or a contractor. Both types of licenses have requirements related to education and work experience. Checking reviews on Yelp, the Better Business Bureau (BBB), Google Reviews, and similar sites can help your decision. Choose a provider with stellar reviews and stories of positive customer experiences.

Understand Work Details

Always make sure you know what a company’s process is like. When getting HVAC repairs, ask your provider to explain which parts require replacement and why. Confirm that your technician will clean and test your system afterward to guarantee proper operation. When getting a replacement, ask the contractor to explain the new HVAC system model, brand, estimated installation time, energy efficiency, and features. Before starting the project, you should understand the process your provider will use to properly size the system for your home and the price you'll pay.

Compare Warranties

Trustworthy HVAC companies provide warranties for their services. Broader coverage is better, so make sure to review warranties between providers. Choose the one that gives you the most coverage at a fair cost.

Get Quote in Writing

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

Frequently Asked Questions About HVAC in Oakville, CT

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

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

You can save energy throughout the year by making it easier for your HVAC system to maintain your home's temperature. Always keep your thermostat as close to the outside temperature as possible, and avoid making drastic changes — adjust it only a few degrees at once. You may also consider a smart thermostat.

For a 2,000-square-foot home, you need around 2.5 to 5 tons of air conditioning capacity. For a house 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 should also look for a furnace that is between 50,000 and 80,000 BTUs (British thermal units).

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

There are several ways you can make your HVAC system more energy-efficient:

  • Keep your air ducts clean and change or clean your air filters regularly.
  • Schedule regular inspections to take care of issues as they arise.
  • 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 to keep the temperature indoors as close to the outside temperature as you can.
  • When replacing part of your HVAC system, see if there are Energy Star-certified or other environmentally friendly options.

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