Humidify your home in the winter. Furnaces can remove moisture from the air, making rooms feel cooler than they actually are and causing you to crank up the heat. For example, a house that's 69 degrees F with 19 percent humidity feels 3 degrees colder than one with 35 percent humidity.Cost:
$0 to place water pans on radiators or near heat registers. For baseboard units, try the Non-Electric Humidifier, $16; RealGoods
. The reservoir mounts over the heater and mists the air without using any power.Savings:
a year on your heating bill by turning the thermostat down 3 degrees. Bonus:
Boosting humidity can keep paint and woodwork from cracking.