Before laying roof felt all rotten decking must be replaced.
Pitched roof tar paper.
Chalk lines should be snapped 33 5 8 above the eave line.
It also offers fire resistance required for home construction.
Cut it to fit your roof if.
After this lines should be snapped every 34 as you move up the roof.
Sometimes called roofing felt underlayment roofing tar paper or roll roofing this is a layer of protection installed between the roof deck and the roofing shingles.
It provides extra waterproofing to protect the wood until shingles are installed.
Roofing felt also known as tar paper is a roll of felt coverage is often used when constructing a roof.
Drip edges on the eaves any valley liners and all flashing should be installed before the tar paper is laid.
Roll out the tar paper along the bottom edge of the roof.