Install flashings metal self adhesive or both as recommended by the window or door manufacturer or as required by local codes.
How to apply roofing paper.
Installing the roofing felt does take care but can go very quickly.
Felt works just fine.
Visit your local hardware store and ask for enough rolled roofing to fit the area of your roof.
All drip edges along roof eaves valley liners and flashing need to be installed before the roof paper layer is laid down.
Install pieces in the correct order and make cuts carefully so any moisture can travel downward at all points without slipping under the wrap.
Felt if you plan to leave the paper exposed for more than a couple of days because it wrinkles less then 15 lb.
Apply tar paper directly to the plain plywood or other material that defines the shape of your roof.
Measure the size of your roof in square feet.
To apply rolled roofing you ll need your roof measurements a broom chalk to mark lines a razor blade to cut the material roofing cement nails and a hammer to hold down the material.
Felt or building paper must be applied to walls properly to be effective.
For most applications 15 lb.
It improves look and uniformity because your roof deck might not lie perfectly straight or flat a layer of roof paper gives an even uniform surface upon which you can install your shingles.
The most common size width for rolls of roofing paper is 36 inches.
Some roofers prefer to attach felt underlayment with 1 inch roofing nails or special nails with plastic washers but most codes allow staples which are easier to drive.
Most roofing suppliers carry 15 lb.
Before applying roofing you ll need to cover the sheathing with roofing felt also often called tar paper most local codes call for using 30 pound felt.
Taking the time to properly prepare the sheathing will make all the difference in how quickly and easily the felt paper is installed.
These thick layers of roofing felt are installed by heating the back of the felt with a butane torch and then carefully applying it to the roof.
Many rolls are pre striped allowing installers to keep a straight line when applying roll strips to the roof side by side.
Roofing felt prevents the deck from being exposed to the elements before or while the shingles are being applied.