Variable-speed heating is a common-sense approach to saving energy and money. It allows you to better control the airflow and costs of your heating system.
Here's how it works: "Variable speed" is a technical term that refers to how a furnace's indoor blower motor runs. When it can operate at different -- or variable -- speeds, you can better control airflow in your home. Better control increases your comfort and eases heating bills. Variable speed motors use less electricity than standard one-speed motors.
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