Really want to save some gas money you may have to check the followings: 7 |/ @) w- y1 {4 N$ n
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree? * D6 o* [% y' _2. Close the vents near the entrance door and garage door, vents in the bathrooms. B. N! k4 T' s. o- n: W: v/ {2 d
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)