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10 Best HVAC
in Duncan, OK

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Written By Bradford Cuthrell

Last Updated June 2024

On average, Americans devote 55% of their home energy usage to heating and cooling, according to the Department of Energy. With so much money spent on cooling and heating your Duncan home, you want to make sure you're getting the best return on your investment.

We've put together this guide to Duncan's top HVAC companies to help you choose the best person for your job and get your system into top shape.

Top 10 Best HVAC Companies in Duncan

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DeHart Air Conditioning

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5755 US-81, Duncan, OK 73533 (580) 252-2205 dehartac.com

Services Offered

Ductless
Filtration
Indoor air quality
Ac repair
Maintenance
Ac installation
Furnace installation

Climate Control Co., Inc.

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710 W Walnut Ave, Duncan, OK 73533 (580) 255-0183 climatecontrolco.net

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Services Offered

Maintenance
Ac repair
Ac installation

MELTON'S HEAT AIR & ELECTRIC

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4904 US-81, Marlow, OK 73055 (800) 376-2409 meltonshvac.com

Services Offered

Furnace installation
Ac installation
Duct cleaning
Ventilation

Davis Air Conditioning

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1627 SE 1st St, Lawton, OK 73501 (580) 357-1787 davis-air.com

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Services Offered

Ac installation
Furnace repair
Duct cleaning
Ac repair
Indoor air quality
Furnace installation
Maintenance

Miller Noble Heating & Air Conditioning

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205 SE D Ave, Lawton, OK 73501 (580) 355-1811 millernoble.com

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Reliable customer support

Services Offered

Duct cleaning
Emergency services
Maintenance
Ac installation
Furnace installation

D&R Heating & Air

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4608 SW J Ave, Lawton, OK 73505 (580) 353-7793 dandrheatandair.com

Prompt service delivery

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Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Ac installation
Maintenance
Furnace repair
Furnace installation
Ductless

Patriot Air Solutions

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1101 SW Sheridan Rd, Lawton, OK 73505 (580) 351-4115 patriotairsolutions.com

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Reliable customer support

Services Offered

Ac installation
Maintenance
Ac repair
Emergency services
Furnace installation

Moonlight Mechanical Heating & Air

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16956 W Gore Blvd, Lawton, OK 73527 (580) 512-2014 moonlightmechanical-hvac.com

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Free quotes

Services Offered

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

Milam Ben Heating-Air Conditioning & Electric

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409 W Kansas Ave, Chickasha, OK 73018 (405) 224-4314 benmilamhvac.com

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Clear pricing policy

Reliable customer support

Services Offered

Maintenance
Ac repair
Emergency services

Northwind Heat & Air

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201 S Green Ave, Purcell, OK 73080 (405) 527-7135 northwindheatandair.com

Prompt service delivery

Services Offered

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

A faulty or aging HVAC system probably needs professional attention from a technician who can make fixes or install a new unit. Keep an eye out for these common signs that your HVAC needs service:

  • Poor air circulation or uneven heating/cooling
  • Strange noises when the system turns on
  • Temperature control issues or thermostat malfunctions
  • Unusually high energy bills
  • Refrigerant leaks
  • Cracking, corrosion, or rust
  • Frequent breakdowns and need for repairs
  • An HVAC system that's over 15 years old

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

Cost of HVAC Installation and Maintenance in Duncan

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

  • Split or mini-split: Homes without ductwork for central air frequently 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 system functions very similarly to a standard split system. It has the benefit of having the capability to use either electricity or gas for power.
  • Heat pump: Heat pumps exchange hot and cold air between your home and the outside. These systems don't generate their own heat or AC, so they work more efficiently in moderate climates and may not be as effective during Duncan's hot summers.
  • Packaged heating and air: Packaged HVAC systems are more popular in smaller homes. These systems consist of a single heating and cooling unit, typically located in a basement or attic. This unit tends to be efficient, compact, and easy to maintain.

HVAC maintenance prices vary based on the work needed. HVAC systems are complex and may need several types of maintenance. Prices for common jobs are as follows:

HVAC Unit TypeCost
Split$1,802-$4,595
Hybrid Split$3,652-$6,728
Heat Pump$2,828-$28,813
Packaged Heating and Air$237-$394

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 some steps you can take to reduce wear and tear on your HVAC.

  • Keep your system clean. Cleaning your indoor evaporator coil, grills, condenser fan blades, and ductwork regularly helps your HVAC system work efficiently and reduces the risk of mold growth. The National Air Duct Cleaners Association recommends cleaning your HVAC system once it starts to look dirty.
  • Change filters regularly. Replacing your air filters or washing them every 30–90 days allows effective air circulation through your system. You should also try to keep debris from accumulating on the external parts of your HVAC.
  • Monitor for potential problems. Monitoring your system for problems — for example, by checking your thermostat and energy bills regularly — helps you catch issues before they get too expensive.
  • Change the position of your blinds seasonally. Closing your blinds in the summer blocks some passive solar heat from getting indoors. Opening the blinds in the winter allows this same heat to help warm your home. Both of these measures help lower the work required from your HVAC system.
ServiceCost
Filter Replacement$59-$158
Condensor Cleaning$1,183-$3,549
Thermostat Repair$79-$197
Ductwork Cleaning$379-$947

How To Choose a Local HVAC Company

Knowing what to look for in an HVAC company is crucial for a successful project. Partnering with an experienced, licensed contractor can give you peace of mind and ensure your system provides reliable air conditioning and heating for your home.

Compare Multiple Bids

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

Check Credentials

Look for an HVAC company that employs skilled technicians with the necessary licensure and training. In all states, HVAC contractors must obtain a Section 608 Technician Certification from the Environmental Protection Agency (EPA). This certification is required for all technicians 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.

HVAC contractors in Oklahoma need to be licensed by the Oklahoma Construction Industries Board. To work on HVAC projects, a contractor can have an HVAC/R limited license (which lets them work on only smaller jobs) or an HVAC/R unlimited license (which allows them to work on all jobs). Individuals must have four years of experience and must pass an exam to become fully licensed contractors. Always check a company's reviews and complaints with organizations such as the Better Business Bureau (BBB), Yelp, and Google Reviews. Choose a provider with glowing reviews and stories of positive service experiences.

Understand Work Details

Make sure you know the details of any project before starting. If HVAC repairs are required, have your provider specify which parts need replacement and why. Confirm that your technician will clean and test the system after the repair to ensure that everything works. When replacing your HVAC system, ask the contractor to provide details on the new estimated installation time, model, features, brand, and energy efficiency. Before signing a contract, 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

A trustworthy HVAC company will back its repair services and equipment installations with a warranty. The longer and more comprehensive the warranty coverage, the better. Carefully compare warranty terms between contractors and choose the company that provides the most protection at a reasonable price.

Get Quote in Writing

Get written estimates before beginning HVAC work. The quote should include costs for both materials and labor. Review all terms carefully before signing.

Frequently Asked Questions About HVAC in Duncan, OK

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

The best times of the year to have your HVAC system inspected are the spring and fall. Technicians are often 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, when it typically gets the most use.

You can save energy during the summer by reducing the amount of power your HVAC system uses to keep your home cool. Keep your thermostat temperature as close to the outside temperature as you comfortably can, and avoid making drastic changes in temperature all at once. Keep your roof well-maintained and seal any leaks around your windows and doors to avoid letting cool air escape. Similarly, make sure your attic is well ventilated to avoid trapping excess heat in your home.

Generally, HVAC installation or replacement takes between one and 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 depend on factors like the size of your house, how easily accessible different areas are, and whether your technician runs into any problems.

Normally, HVAC financing is offered through a third-party lender. If your HVAC company doesn't have financing options, you might consider taking out a loan on your own. Be sure to talk to a financial advisor and your HVAC company to determine what options are available and appropriate for your situation.

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

  • Keep ductwork 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 to keep your inside temperature as close to the outside temperature as you can.
  • When replacing part of your system, explore Energy Star-certified or similar environmentally friendly options.

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