Ever Wonder How It Works? Your Home’s Heating System Explained

Not every home in Central Lincoln’s service area heats the same way. From baseboards and wall heaters to furnaces and heat pumps, there’s a wide range of systems at work keeping customers warm through the damp, chilly months. Understanding how these systems work can help you stay comfortable, use energy wisely, and know what to look for when it’s time to upgrade.

Electric Resistance Heat: Baseboards, Wall Heaters, and Furnaces

These systems are simple and common. Electric current passes through metal coils, creating heat released into the air. In baseboards, warm air rises naturally; in wall and forced-air furnaces, a fan moves it through the room or ducts.

They’re reliable and easy to control, but among the least efficient. Every unit of electricity they use produces only an equal amount of heat. To get the most from them, keep furniture and curtains clear, use individual thermostats to heat only occupied rooms, and vacuum coils and vents annually (with power off). If you have an electric furnace, change filters regularly and check ducts for leaks.

Ducted Heat Pumps

Unlike resistance systems that generate heat from electricity, heat pumps move existing heat instead — a far more efficient process. Even in cold weather, they capture warmth from the air and transfer it indoors, then reverse in summer for cooling. Because they move rather than generate heat, they deliver two to four times more energy than they consume. For best performance, keep filters clean and thermostat settings steady.

Ductless Heat Pumps (Mini-Splits)

These systems skip ductwork entirely. Each indoor unit connects to an outdoor compressor, providing zoned comfort by heating only the rooms you use. They’re highly efficient — just keep filters clean and allow space for airflow.

Which System Is Most Efficient?

Modern heat pumps, ducted or ductless, lead in efficiency. They use less electricity, provide even heat, and double as air conditioners in summer. Whatever system you have, keep vents clear, clean filters, seal air leaks, and use programmable thermostats to stay comfortable and save energy.

When it’s time to upgrade, you may be eligible for a rebate. Learn more about available rebates on our Energy Efficiency page.