Really want to save some gas money you may have to check the followings: ; O: m, Y( ~, d1 Z& N! f! p
1. The thermostat settings. Set the temperature as low as you still feel ok. say 16 degree? / q9 g H; D! t2. Close the vents near the entrance door and garage door, vents in the bathrooms. 4 z3 C; A# b J* ?
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)