Roof Shingles – How To Handle Valleys
If you missed the first 2 tips, check out this article on how to install roof shingles – here.
How to Install Roof Shingles – Valley Tip #3
When cutting the top layer of shingles in a “half-weave” valley, many roofers cut into the bottom layer. Over the years, those cuts can open up, causing leaks. Make the cut carefully with some old tin snips, or use a hook blade and a scrap shingle to protect the bottom layer.
Of course there’s a lot more involved in learning how to install roof shingles.
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