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Category: Seasonal Tips

Technician showing how to change furnace filter for better airflow and indoor air quality
Furnace

How Often to Change Furnace Filter for Best Air Quality

When homeowners ask how often to change a furnace filter, I have a good idea of what’s going on in their home. Airflow feels weaker. Dust shows up faster. Sometimes the house just feels a little stale. I’ve seen this pattern many times during service calls for Pointer Cooling & Heating, and the truth is simple: your furnace filter does more for your home than most people realize. It protects

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November 28, 2025 No Comments
Whole-house humidifier installed on HVAC ductwork, used to explain how humidifiers cause mold when moisture isn’t controlled properly
HVAC

Do Humidifiers Cause Mold? What to Know

When homeowners ask “do humidifiers cause mold?”, they’ve noticed moisture on windows, a musty odor, or a patch of discoloration they swear wasn’t there last week. I’ve seen this situation many times during service calls. Humidifiers make dry air more comfortable, but when the moisture isn’t controlled, problems start. At Pointer Cooling and Heating, we explain this a lot because the answer isn’t a simple yes or no. It depends

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November 22, 2025 No Comments
Carbon monoxide detector on a ceiling inside a home, used to detect CO levels when a carbon monoxide detector is beeping
HVAC

Carbon Monoxide Detector Beeping? Here’s What It Means

When you hear your carbon monoxide detector beeping, your stomach usually drops for a second. I get it. I’ve been inside plenty of homes where that alarm sends everyone into a panic. And honestly? It should get your attention. At Pointer Cooling and Heating, we’ve seen how fast carbon monoxide (CO) issues can escalate. The important thing is knowing what the beeping means, what you should check first, and when

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November 20, 2025 No Comments
Digital thermostat showing cool or heat mode switch for seasonal comfort in a home
Air Conditioning Tips

When to Switch Between Cool or Heat for Best Comfort

If you’ve ever stared at your thermostat wondering whether to set it to cool or heat, you’re definitely not alone. Every year, when the seasons shift, homeowners everywhere find themselves asking the same thing. At Pointer Cooling and Heating, we’ve helped plenty of folks figure out that sweet spot between comfort and efficiency. The trick isn’t just flipping a switch—it’s knowing when and how to make the transition. Understanding When

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October 31, 2025 No Comments
HVAC tech opening a furnace panel to diagnose why the furnace is blowing cold air
Heating

Why Is My Furnace Blowing Cold Air?

If you’ve ever stood in front of a vent wondering, “Why is my furnace blowing cold air?”—you’re definitely not alone. At Pointer Cooling and Heating, we hear that question all the time, especially when temperatures drop and people expect a wave of warmth instead of a blast of cold. While it’s easy to assume your furnace has completely failed, the truth is that most causes are simple and fixable once

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October 23, 2025 No Comments
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