Grey On Underside Of Roof

The white or light gray stains on the stone wall at above right can also appear on stone or slate or other roof materials.

Grey on underside of roof.

See debris staining roof debris and see proximate cause roof shingle stains types of roof stain by color location probable cause and. I need to take another set of pics to sure the color more accurately. They are both really classic and look sharp but my preference is the gray because its a little less heavy. For a more edgy look try a brighter yellow with a dark gray roof.

The yellow is more pronounced on a sunny day. This occurs when the temperature of the sheathing drops below the dew point creating a thin layer of moisture on the substrate. Lichens is not a stain in the proper sense of the word but on asphalt wood or some other surfaces it can damage the roof and reduce its future life. In the vast majority of cases the mold growth is caused by condensation.

Mold growth on attic roof sheathing is a common issue in cool climates such as the pacific northwest. Yellow and gray is a classic color pairing that works well on all types of houses. For a more traditional look a sunny light yellow pairs beautifully with a light gray roof. An onyx black roof has the same undertones as a dark gray roof.

The house sits on a corner and the side of the house really shows a lot of roof.