Why Foggy Windows Happen — And Why Replacing Your Glass Matters At All American Window and Screen Company of Texas , we specialize in bringing clarity back to homes across North Texas. One of the most common issues we see, especially in homes that are 10+ years old, is the failure of insulated window glass — commonly known as failed window seals . You may notice it first thing in the morning: a cloudy haze trapped between the panes, droplets of moisture you can’t wipe away, o