How to fill gaps in roof edges to keep pests out
Gaps under roofing elements like bird stops and fascia boards leave openings for bees and other pests to nest. Finding the easiest and most effective way to seal these spaces prevents unwanted infestations and gives the roofline a cleaner look.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1installing insect mesh or foam
- 2installing a soffit
- 3Using tile mortar or tile chinking
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“Under the old roof there was a large hole in the fascia and we had bees nesting in there. Don't want that happening again.”source ↗
“I have these gaps in my roofing bird stop (Not the bottom area, that's were water flows). What is the easiest most effective way for me to fill these so it keeps pests out and just looks cleaner.”source ↗
Where this came up
People with this problem also raised
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- 21Should I use foam or caulk to seal gaps in exterior walls?
- 22HVAC lineset leaking through the roof
- 13How to temporarily waterproof a damaged roof until replacement