As the cold weather continues to deepen, you’ll rely on your central heating system more and more until it will run during most of the day. You expect your heater will keep your family comfortable—that’s why you installed it, after all. But you might find as the winter starts that the house isn’t warming up the way you expect it to. You set the thermostat at the standard temperature for comfort in the house, but people are complaining that it’s too cold and they’re starting to layer up their sweaters or even wearing parkas around the house.
What’s going on?