What about water heater, cooking, laundry and bath use are they the
same, and water heater temp and efficiency, you flushed it and checked
the flame and it is burning good. What is R value of new windows vs old,
Usualy it is very little going from a dual pane Low E argon to triple
pane apx 1.5R or equal to 1/2 " fiberglass insulation. What is attic R
value or thickness. Was furnace cleaned. We had a record cold December
so far here in the midwest.