Roofing felt prevents the deck from being exposed to the elements before or while the shingles are being applied.
Tar paper roof installation.
Normally used on roofs tar paper makes a great barrier for the exterior walls of your housing building or shed.
Tar paper has been time tested as a weather barrier.
Installation is not particularly tough when following these simple steps that will ensure a successful project.
Before securing the end of a row take time to walk the row smoothing out any rough spots and matching up the snapped chalk lines.
Smooth application of the roofing paper will help you achieve a smooth installation of the shingles.
Be sure the tar paper lies in flat strips that are absolutely smooth.
Staple down the tar paper.
Place a final piece of tar paper over the top of the roof attaching it so it overlaps the tar paper on both sides of the roof.
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.
How to install roofing tar paper.
The idea is to make sure water that falls on the roof drips down from paper to paper and off the roof rather than up under the tar paper potentially damaging the roof s wooden structure.
Get the real story about drip edge placement.
What is roofing paper or felt.
Position the next course of tar paper farther up the roof so that its lower edge overlaps the upper edge of the paper in the first course by 1 foot.
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.
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.
As seen in m.
Does the drip edge metal go under the tarpaper ice and water shield or underlayment on the eave.
Tar paper keeps the wood beneath it dry.