Several common signs that conditions of excessive moisture exist in the home environment include:

* Rusting metal
* Condensation on piping and/or windows
* Rotting wood
* Mold growth
* Peeling paint, wallpaper, or other blistering materials
* Deterioration of other structural items
* Visible water leaks and/or stains
* Discoloration of various surfaces
* Musty odors
* Standing water