Roof leaks can cause two types of mold growth.
Mold in attic from roof leak.
Picture of mold in the attic.
Systemic growth occurs when the roof leak causes enough moisture buildup in the attic to cause mold growth throughout the entire area.
Brown or gray ceiling discoloration visible mold growth usually dark green brown or black a musty odor near the area of the roof leak.
Systemic or limited growth.
Below are a few ways to check for possible roof leaks.
Limited growth occurs when an attic has good enough ventilation to prevent condensation so moisture accumulates only in.
A musty smell especially in your attic this is a sign of mold growth which frequently occurs when your roof has been leaking damaged or cracked flashing on your roof chimney issues such as damaged bricks cracked joints or damaged flashing formation of ice dams.
Look out for the following.
Some of the first signs of a roof leak include the following.
Rafters sheathing joists attic side of fascia boards etc.
Even if your roof and windows don t leak though humidity in the attic can lead to the growth of mold.
Roof issues leaks roof leaks will often lead to a small localized area of attic mold near where the leak is occurring.
Mold in attic is fairly common because attics are often damp.
Check for areas of dark discoloration staining of wood e g.
Asthma like symptoms coughing and wheezing difficulty breathing nasal stuffiness skin irritation throat irritation respiratory infections.
If your roof leaks or any attic windows leak you ve got moisture in your attic and probably need to consider attic mold removal.
Often in attics we also find cladosporium sphaerospermum or aureobasidium pullulans which looks about the same or a little darker on plywood or framing.
Yellow or brown stains on ceilings wet spots on ceiling or interior walls leaking through windows or a fireplace warped or buckled woodwork a musty odor indicating the possible presence of mold.
Roof leaks cause two types of mold growth.
If a leaky roof causes mold growth in your attic or elsewhere in your home these are some of the symptomsyou might experience.
What does attic mold growth from a roof leak typically look like.