Wake Forest, NC— Fighting winter chills? A crackling fire in the hearth warms the house, but don’t let it heat up your electric bill. To cool energy costs, keep the fireplace damper closed when in use. Caulk around the fireplace hearth. Double up on wood-earned warmth by lowering the thermostat setting to between 50 degrees and 55 degrees Fahrenheit. Learn more at www.energysaver.gov.