Make comfort a priority this year. Discover 7 HVAC resolutions to improve energy efficiency, indoor air quality, and year-round comfort in your home.
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Closing Bedroom Doors and HVAC Airflow: What You Need to Know
Discover how closing bedroom doors affects HVAC airflow, comfort, and energy efficiency. Learn tips to maintain proper airflow while keeping rooms comfortable.
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Why Your Heat Smells Funny When You Turn It On
When the temperatures start to dip and homeowners switch their HVAC systems from cooling to heating, it’s common to notice unexpected smells coming from the vents. And while some of these odors are nothing to worry about, others can signal maintenance issues or safety hazards that shouldn’t be ignored. Understanding what’s normal — and what […]
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Mold in Air Vents: Causes, Cleaning, and Prevention Tips Every Homeowner Should Know
If you’ve ever noticed a musty odor when your AC kicks on, you’re not imagining it. That damp, earthy scent often points to mold inside the HVAC system—clinging to vent covers, lining ducts, or growing in the condensate pan where moisture collects. Because your system circulates air through the entire home, spores can spread quickly, […]
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Understanding MERV Ratings: What They Are and Why They Matter
Learn what MERV ratings mean and how they affect your air quality, energy efficiency, and HVAC performance. Contact Mac Heating and Air Conditioning in Western North Carolina for expert air filter and HVAC service.
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The Impact of High Outdoor Temperatures on Indoor Air Quality & Airflow
During the hot, humid summers typical of the South, soaring outdoor temperatures can have a significant impact on indoor air quality (IAQ). While many homeowners focus on keeping their homes cool, it’s easy to overlook how the intense heat and sticky humidity affect airflow, filtration, and overall indoor comfort. Understanding the connection between Southern summer […]
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The Importance of Regular Air Filter Changes for Your HVAC System
Changing your air filter regularly plays a vital role in HVAC maintenance – improving comfort, efficiency, and indoor air quality in your home.
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Allergy Season in the South: How Your HVAC Can Help
Springtime is a season of blooming flowers, longer days, and unfortunately, an abundance of allergens in the air. Pollen, mold spores, and dust mites thrive in the warm, humid conditions, making life miserable for those who suffer from seasonal allergies. While staying indoors might seem like a refuge, allergens can still find their way into […]
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How to Reduce Humidity in Your Home Before Summer Hits
As summer approaches in the South, the combination of high temperatures and intense humidity can make indoor spaces feel sticky, uncomfortable, and downright unbearable. Excess humidity doesn’t just affect comfort levels—it can also lead to mold growth, dust mites, and poor indoor air quality. If you want to keep your home cool, comfortable, and free […]
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What Are Common Signs That My HVAC System Is Failing?
If your HVAC system isn’t performing as it should, recognizing the early warning signs is key to avoiding costly repairs and ensuring comfort. At MAC Heating and Air Conditioning, we’re here to help you identify the signs of a failing HVAC system and when to seek professional help. Unusual Noises Coming from the HVAC Unit […]
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