Serving Colorado, Denver and Surrounding Areas

Why is My Furnace Blowing Cold Air?

Infographic on ideal winter thermostat settings, showing 72°F on a thermostat and recommended home, away, and sleep temperatures of 68°F, 60°F, and ≤65°F respectively.

When it’s cold outside, nothing’s more frustrating than turning on your furnace and feeling cold air coming through the vents. Whether you have a gas furnace, electric model, or a heat pump system with furnace backup, several common issues can cause this. Below, our certified HVAC technicians explain why this happens, how to safely diagnose […]

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