Really want to save some gas money you may have to check the followings: - s q8 D( `" z% y* @4 W
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree?3 A5 n9 \+ _3 N
2. Close the vents near the entrance door and garage door, vents in the bathrooms. , V) @5 R( v% v. X3 C1 |8 t
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)