Roof leaks cause two types of mold growth.
Roof leak mold on ceiling.
If the mold is on the ceiling i recommend investigating it as a roof leak.
In this case the moisture buildup is indirect the roof leak only affects a small area but the dampness in the air causes condensation throughout.
If this is the case there may be mold present above the ceiling.
If so you ll need to remove the mold before repairing the ceiling.
Systemic or limited growth.
Sometimes a roof can leak for a while before any water damage to ceiling is seen.
You ll also need to inspect the rest of the home for mold since mold spreads easily from one area to another.
Signs of a leaky roof to watch for include.
Brown or gray ceiling discoloration visible mold growth usually dark green brown or black a musty odor near the area of the roof leak.
Mold due to condensation is very unusual in the garage because there is typically no moisture source as opposed to the occupied portion of the home.
Some of the time finding the leak is a moderately basic issue however different occasions it very well may be a significant test.
Discolored spots on the ceiling peeling paint or rotting wood around skylights water stains or mold or mildew around your chimney finding shingles or other bits of debris from the roof in your yard buckling or curling roofing shingles or loss of.
Look out for the following.