How to Tell If Your Windows Have Failed Seals
The First Clues Usually Show Up In The Glass Most seal failures do not look urgent at first. They usually show up as a permanent change in the glass that keeps coming back after cleaning. The most common sign is condensation, haze, or a milky film between the panes of an insulated window. If the moisture is trapped inside the sealed space, wiping the outside of the glass will not fix it. Some failed seals present as intermittent fogging. On a cool morning the windo