Frost on the plywood.
Warped roof boards.
One of the most common causes of a buckled roof is when new tiles or shingles are installed over an existing roof.
Ideally thickness the board in the planer as well.
Set your iron to the highest temperature and let it heat properly for about 2 6.
Additional causes for warped siding include structural issues such as missing studs improper nail placement or using the wrong nails during installation.
2 roof deck is warped and the shingles are all wavy causing the water to leak under the shingles.
Over time that moisture can seep into your roof deck causing it to become warped.
The concave part needs to face downwards.
Wood is soaked and leaking.
A typical roof deck sometimes called roof sheathing is made by placing plywood or oriented strand board osb over your roof s trusses or rafters.
Warped wood can lead to roof deformities that can leave your home vulnerable to future damage.
The wood is soaked right through and black mold is present.
But yes this is a neat way to create a straight edge on a already thicknessed board.
Because the physical shape of the wood is twisting it will cause stress on the area.
However if siding boards have simply become loose over time it may be possible to repair the loose siding boards.
Your home s builder probably decided which material to use but in either case the 4 x 8 wood panels should have been nailed in place according to local building codes.
Initially bad ventilation warped this roof deck.
Luckily replacing a fascia board is as easy as taking out the old board and fitting a new one in its place.
New roof tiles installed over existing roof.
In the event of warped wood on roofs the shingles can also become twisted and leave gaps.
Imo the first thing to do is to surface one side of the board on the jointer before you concern yourself with milling a straight edge on the board.
Fascia boards are found around the edges of your roof and usually support your home s rain gutter system.
Then the beam or roof may sag.
Now keep your wrapped wood on a flat surface that also will be able to bear the temperature of your iron.
Wrap your warped wood in two large moist towels and make sure the warped parts are properly covered.
If a roof has been re roofed with heavier roofing material than the original roof was engineered for.
Although this is a cost cutting measure it can easily result in buckling.
I e the original roof was a light wood shingle roof and the new replacement roof is a concrete tile roof weighing 5 or 10 times more than the original roof.