October is Energy Awareness Month and if you are like most, you're about to get pretty "aware" of just how un-energy inefficient your home may be. As temperatures start to drop and heating systems kick on, receiving that first heating bill is likely to grab your attention pretty quick.
According to the U.S. Department of Energy, the typical home loses more than 25% of its heat through windows. So, here are a few ways to lock down energy loss from leaky windows before that first big bill show's up:
Test your windows
The first step towards sealing out drafty, inefficient windows  is to figure out where the problems lie. Look for condensation inside the glass on double- or triple-glazed windows. This could indicate seal failure. If this is the case, you might need to replace the glass or the entire window.