Layer separation is a major reason that aging asphalt shingles develop an uneven or wavy look.
The shingles on my roof dry out unevenly.
Worn or deteriorated roof covering materials occasionally loosen from their fasteners and lift away from the roof which creates an uneven appearance.
I am asking the company to re do my roof because i have also research with the manufacture of the shingles and in order not to void the lifetime warranty the roofers has to follow up with their storage and stocking recommendations if not install right away after delivery.
Ripples in the shingles cause the tabs to lift up allowing water to seep under the surface and soak into the wood decking.
They give the roof a finished look while forming a protective seal.
Should you decide to go with the old roof and do end up removing any of the old shingles make sure that you apply a layer of 30 pound roofing felt before you begin laying any new shingles.
Bumps and dips in the roof surface can interfere with the proper drainage of water off the roof and prevent the shingles from sealing properly.
This uneven surface may also reduce your curb.
The underside will breathe.
It will be able to dry for weeks before being.
Soak the shingles with water.
Osb roof sheathing gets rained on all the time up here and roofs are the first cover to go on a framed structure.
Roof shingles are not lying flat.
When you see runoff stop.
The shingles on your roof serve a dual purpose.
In cases where the damage is extensive removing the old roofing shingles completely is advisable.
With the shingles on it sill still breathe.
The company installed those frozen shingles and the end result was a uneven not flat looking roof.
Bumps in the roof.
When the sun shines it dries.
Bring your garden hose or water sprayer up to the roof.
The combination of damaged and swollen decking along with moss growth can make for a new roof installation that is anything but smooth.
This keeps the solution from drying out immediately after application.
Lumpy bumpy or curling shingles that do not.
When the air underneath circulates it will dry.
Starting from the bottom carefully wet the shingles.
Ignoring an uneven roof can result in rot and mold growth in the attic.