If your home has plywood decking below your shingles and the plywood was not nailed properly.
Raised shingles on roof.
Repair rising plywood nail in asphalt shingle roof duration.
These long raised up sections are from improperly nailed roof decking.
Place an extension ladder against the edge of the roof and extend the upper portion so the uppermost rung is at least 30 inches above the edge of the roof.
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Access the roof and locate a shingle.
The shingles on your roof serve a dual purpose.
In time the decking will start to warp and curl on the ends causing these raised sections.
The function of roof shingles.
Practical roofing concepts 14 072 views.
Flip up the unattached tab portion of the damaged or loose shingles to expose the nails that attach them to the.
Roof shingles are installed in such a fashion that each seam or joint is overlapped by a shingle further up the roof.
Let owens corning help you determine when it is time for a new roof and then let us help you choose the shingles for your roof that are right for you.
Experience the total owens corning roofing system and high quality roofing shingles.
The most common cause appears to be movement in the roof sheathing with changes in moisture levels.
As water runs down the roof surface it flows over each shingle till it reaches the eaves where it drips over the edge into your gutters or falls straight to the ground.
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Browse owens corning roofing shingles by color shingle lines price features wind resistance and or warranty to find the right roof for your home.
Lumpy bumpy or curling shingles that do not lie flat can be problematic but.
We can even help you find a professional to install it.
When plywood or osb sheathing picks up moisture it expands.
If the sheathing is properly gapped then the gaps can close causing the shingles spanning the gap to buckle.