Really want to save some gas money you may have to check the followings: + n! V6 Q C; W N# L2 X+ @7 V) o( {
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree? 8 |! Z, u/ m5 K9 S8 \5 X% E8 h2. Close the vents near the entrance door and garage door, vents in the bathrooms. 3 E6 H( {$ {" J7 `2 v* f; l
3. Check the on/off cycle of the furnace, and flame of the furnace to make sure the furnace burns efficiently . ( need a professional people to look after)