HVAC Myths vs. Facts: What Every Homeowner Should Know
- Alexandria Pineda
- Sep 25
- 1 min read

HVAC Myths vs. Facts: What You Need to Know
There’s a lot of advice about heating and cooling—but much of it isn’t true. Believing these myths can waste money and wear out your system. AirBoss Heating & Air clears up the most common ones.
Myth 1: Bigger Units Cool Better
Fact: An oversized system cycles on and off, wasting energy and wearing out parts.
Tip: The right size—not the biggest—keeps you comfortable and efficient.
Myth 2: Filters Only Need Changing Once a Year
Fact: Most homes need new filters every 1–3 months. Dirty filters block airflow and lower air quality.
Myth 3: Closing Vents Saves Energy
Fact: Closing vents creates pressure in ducts, leading to leaks and higher bills.
Tip: Keep vents open for balanced airflow.
Myth 4: Skip Maintenance if It Seems Fine
Fact: Hidden issues—like low refrigerant—can become costly repairs.
Tip: Schedule a yearly tune-up.
Myth 5: Lowering the Thermostat Cools Faster
Fact: Your AC cools at the same rate. Setting it too low just makes it run longer.
Myth 6: Fans Cool Rooms
Fact: Fans move air but don’t lower temperature.
Tip: Use them only when you’re in the room.
Myth 7: All HVAC Companies Are the Same
Fact: Training, experience, and care differ.
Tip: Choose a licensed, trusted company like AirBoss Heating & Air.
Bottom Line
These myths can raise bills, shorten system life, and reduce comfort.
For expert service and honest advice, visit airbosshvac.us. AirBoss Heating & Air keeps your home comfortable and efficient year-round.




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