Is my roof ok?
I was doing a roof inspection the other day and I took these pictures. Black spots are in certain areas. Is this ok? When I run my hand across the spots there is a gritty feeling. They have be...
Forum Discussion
JJBIRISH wrote:X2. A roof should last 20 years.
I believe it’s mildew also it’s primarily in areas where water damns up and takes longer to dry…
Mildew don’t grow on the rubber it grows on dirt that is on the rubber…
It should mostly wash off with soapy water and a little bleach… no citrus or petroleum products…
