That’s been my experience too—magnetic panels are only as good as the surface they’re sticking to. I tried them on a couple of 1920s sashes and had to...

Good point about the flashing, but sometimes the issue isn't even directly above the window. I've seen water travel horizontally along siding channels...

I had a similar experience when I upgraded to Kolbe windows about three years ago. My previous windows were single-pane and pretty drafty, so I did no...

We did a similar thing—triple pane in our main living area only, since that's where we spend most of our time. Definitely agree with you on the conden...