How To Remove A Roof To The Sheathing
These thin sheets of wood absorb moisture when exposed to it through excess condensation or a roof leak.
How to remove a roof to the sheathing. One way to remove the sheathing is to go at the nails with a cat s paw but that takes a lot of time and causes a lot of damage to the sheathing. In this video i show how to replace rotten plywood on your roof without breaking your back. Most roof decking also called sheathing is plywood or oriented strand board osb. Cut out and replace damaged sections as needed.
The first two are effective though often cost prohibitive. Remove the wood from the roof using the longer pry bar to assist you. Up the roof past the exterior walls so you may need two rows on homes with wide soffits. Although the plywood typically lasts longer than most shingles and roof coverings leaks can cause them to rot.
When sheathing is exposed to moisture frequently there is always a chance it will decay or develop wood rot. When you are done the rafters of the home will be exposed. This job required removing the lowest course of sheathing on the roof. When removing a damaged section center the cuts over the rafters so you can nail the new sheathing to the rafters.
The roof sheathing you are replacing needs to be sized to fit the open area. Lengths remove the backing and adhere the sticky side to the roof sheathing along eave edges. Code usually calls for it to project at least 2 ft. Pry the edge of the sheathing from the roof rafters while standing on an adjacent sheet.
Move the pry bar down the rafter to remove the nails if you can t pull the sheathing up by hand after. Step 4 the new roof sheathing. I am using a 7 16 osb sheathing that i got from lowe s. Be sure to use new sheathing that s the same thickness as the old.
Also keep an eye out for loose roof sheathing that needs renailing. Removing mold growth from roof sheathing. Cut ice and water barrier to about 8 ft. Use the tape measure to measure the area for the new roof.
Rotted plywood is identifiable by sinking areas of the roof or visible leaks. Mold remediation contractors use a variety of techniques to address attic mold growth including dry ice blasting hand sanding and encapsulation.