There seems to be an assumption out there that your high heating bills and drafty house are caused by your windows and the solution is to replace them. The trouble with this is two-fold. First, even the best windows will not perform significantly better than the ones you have. The most expensive, most insanely technical and energy efficient window out there is the equivalent of an R7*. Ordinary windows are the equivalent of an R2 to R4. For comparison, the typical attic with

Ewww! Look at all the nasty insulation being hauled out of my basement. I feel like I can breathe better just seeing it go. Guess what good it was doing me? Not a bit! It wasn’t keeping my floors warm, it wasn’t keeping the damp basement air out of our lungs, it wasn’t keeping my heating and cooling costs down. To be fair, it was a nice cozy home for the mice (I guess the scratchiness doesn’t bother them). #1 Cut off Rodent and Bug Access While we were planning and saving for