Really want to save some gas money you may have to check the followings: " L1 {& B: H- C8 H2 R& E2 t y) F2 b
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree?, `1 M; J1 ^0 z6 _. K
2. Close the vents near the entrance door and garage door, vents in the bathrooms. / [3 \; @3 z) }" o- u1 e3. 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)