And this does not include any interior damages.
How to remove old roof sheathing.
Leah from see jane drill demonstrates how to use an ordinary pitchfork to tear off an old roof.
This video is showing one of many ways to tear off a roof with the sheathing.
But if the damage is more widespread like rot you really are stuck with tearing off the roof and replacing the bad sheathing.
The first two are effective though often cost prohibitive.
Removing mold growth from roof sheathing.
Pry the edge of the sheathing from the roof rafters while standing on an adjacent sheet.
Cut ice and water barrier to about 8 ft.
Up the roof past the exterior walls so you may need two rows on homes with wide soffits.
Lengths remove the backing and adhere the sticky side to the roof sheathing along eave edges.
When removing a damaged section center the cuts over the rafters so you can nail the new sheathing to the rafters.
Code usually calls for it to project at least 2 ft.
If your old house has 1 inch dimensional sheathing 1x4 or 1x6 or greater you can use plywood or osb for the replacement even if you re only partially replacing your roof.
You can remove small amounts of mold covering 10 square feet or less of attic sheathing yourself but if the mold growth covers more than 10 square feet you should contact a.
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Move the pry bar down the rafter to remove the nails if you can t pull the sheathing up by hand after.
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Mold remediation contractors use a variety of techniques to address attic mold growth including dry ice blasting hand sanding and encapsulation.
So there you go trying to save 1200 2000 on roof replacement by not removing old shingles and not repairing replacing rotted plywood will usually cost at least 4000 6000 more just in few short years.
Cut out and replace damaged sections as needed.
As you can imagine the labor required to hand scrub every square inch of roof sheathing is quite.