Really want to save some gas money you may have to check the followings: 1 r# F9 ^% b: s& V. L$ P- B6 k/ P
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree? 7 {6 X$ Q% E. D! f2 h2. Close the vents near the entrance door and garage door, vents in the bathrooms. 6 g8 X0 |1 t# G5 m# [* b8 w# _( `$ K3. 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)