Roofing felt also known as tar paper is a roll of felt coverage is often used when constructing a roof.
Pitched roof tar paper.
Roll out the tar paper along the bottom edge of the roof.
In order to know the appropriate amount of roofing felt to use the roof pitch will need to be calculated first.
Roofing felt also known as tar paper provides a protective underlayment over the roof deck and beneath the shingles.
It provides extra waterproofing to protect the wood until shingles are installed.
It also offers fire resistance required for home construction.
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.
After this lines should be snapped every 34 as you move up the roof.
Cut it to fit your roof if.
Chalk lines should be snapped 33 5 8 above the eave line.