Home costs heat up St. Cloud Times, MN - Oct 5, 2008 Changing your furnace filter and making sure it’s operating properly and efficiently also can save money, as can installing a programmable thermostat. ...
Furnace upgrades may limit rising heat bills Wausau Daily Herald, WI - 6 hours ago "The first thing is to replace the filter, make sure the registers are open and unrestricted, and have your furnace checked," he said. ...