What is this on my dry verge?
People find unfamiliar objects, growths, and ducts on their dry verge or roof sections without knowing what they are or whether they are safe. This leaves homeowners uncertain about whether the features are harmless things like lichen, necessary exhaust vents, or damaged components that require cleaning or repair.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1searching online
- 2asking community forums
- 3Inspecting the vent alignment with indoor appliances
- 4Asking online communities for identification and guidance
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“Im actually not sure what that is. It is aligned with the dryer duct. How does one clean this thing?”source ↗
“What is this on my dry verge?”source ↗
“I looked up and noticed this on the top left corner of my dry verge. Any ideas what it is and if it's okay?”source ↗
“If you mean the yellow stuff at the top right, I suspect it’s lichen. Quite harmless, but harder to get rid of than moss.”source ↗
Where this came up
People with this problem also raised
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