A person is using a power washer to clean the exterior coils of an outdoor air conditioner unit near a building, demonstrating effective air conditioner cleaning techniques.
July 29

Is It Safe to Power Wash an Air Conditioner?

What to Know: Your outdoor AC unit should stay clean to support good airflow, prevent overheating, and support a longer system lifespan. Pressure or power… View Article Read More

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A man looks uncomfortable in a warm room. Text discusses the issue of AC blowing warm air, which can often be caused by a failing air conditioner capacitor. Two capacitors and a Thermo Direct logo are shown.
July 8

AC Blowing Warm Air? Signs Your Air Conditioner Capacitor May Be Failing

Summary A failing capacitor is one of the most common causes of bad AC capacitor symptoms, including warm air, humming, or failure to start. Warm… View Article Read More

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Split-screen image of a wall-mounted AC unit and external condenser, featuring the text: "Why Is My Upstairs So Hot Even When the AC Is On?"—highlighting issues like uneven cooling. Thermo Direct company logo is included.
June 1

Why Is My Upstairs So Hot Even When the AC Is On?

What to Know Upstairs rooms are normally slightly warmer because hot air rises. If your upstairs suddenly gets very hot, you may have an air… View Article Read More

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signs of a failing ac expansion valve
May 21

AC Not Cooling? How To Tell if Your AC Expansion Valve Is Going Bad

Expert Insights The AC expansion valve regulates refrigerant and supports optimum cooling performance. It’s important to recognize the signs that your AC expansion valve is… View Article Read More

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A split air conditioning unit on a wall with text: "Mini-Splits or central air—which cooling system makes more sense for you?" and the Thermo Direct logo.
May 18

Mini-Splits or Central Air: Which Cooling System Makes More Sense?

Quick Recap Mini split vs central air — the best choice of cooling system for your home depends on layout, ductwork, and which rooms need… View Article Read More

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Thermo Direct ad asks: Why is AC short cycling in Raleigh homes? Features images of an air conditioner and neighborhood houses.
May 5

Why Is My AC Short Cycling in Raleigh Homes?

Quick Recap AC short cycling occurs when your air conditioner starts and stops in rapid, incomplete cycles.  A dirty air filter is one of the… View Article Read More

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how to size an air conditioner
April 29

How To Choose the Right Size AC for Your Home

What to Know Proper AC sizing is essential for improved cooling, efficiency, and system lifespan. Home size, insulation, door and window sealing, sun exposure, and… View Article Read More

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Side-by-side outdoor units next to a house, illustrating the pros and cons of single-speed air conditioners versus variable-speed air conditioners for a comparison article.
March 17

The Pros and Cons of Single and Variable-speed Air Conditioners

Highlights Single-stage air conditioners run at one fixed speed, making them straightforward and affordable to install but less efficient for everyday comfort. Variable-speed ACs adjust… View Article Read More

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An air conditioning unit on a beach, decorated with a sunhat and beach balls, next to text promoting 20% savings on summer utility bills—beat the heat with an AC tune-up!.
March 16

Beat the Heat Early: Why an AC Tune-Up Saves You 20% on Summer Utility Bills

Quick Summary Air conditioners run longer and more frequently during the summer months, causing electricity usage and energy costs to climb. Professional AC tune-ups clean,… View Article Read More

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air conditioner’s running but not cooling home
September 2

Why Is My Air Conditioner Running But Not Cooling My Home?

North Carolina residents know the summer heat can be brutal. There’s nothing worse than coming in from a hot day, turning up the air conditioner,… View Article Read More

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