How To Install Underlayment On Roof

Install the underlayment along the roof decking.

How to install underlayment on roof.

Synthetic roofing underlayment is to be laid horizontally parallel to eave with printed anti slip side up starting at the bottom of the lowest roof eave with a 1 5 underlayment overhang at the eave covering the pre installed eave drip edge. Start by laying asphalt felt or other underlayment over the roof. Step 5 nailing the underlayment. 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.

Check this out. Inspect the underlying roof sheathing for damage and make any needed repairs. Start from the top of the roof and remove the old shingles along with the flashing underlayment and vents. 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.

If necessary adjust how the material ls aligned to keep it hanging over the decking material. Overhang the roof rake edge 1 5 and cover the. Subscribe and share please. Using your staple gun secure the felt to the roof.

I want to be. How to install felt underlayment for a new roof. Smooth out the underlay to prevent any bumps. These pieces act as a weather proofing and protective barrier between your house and the elements helping keep water and cold temperatures out.

Here is a video about roofing underlayment. Install drip edge at the roof eave edges. In roof areas where roof planes meet to form valleys which naturally channel high water flow in wet weather and other roof penetrations such as skylights plumbing vents roof to wall intersections are also important roof areas that can benefit from peel and stick membrane underlayment installation. Now it s time to install the underlayment and flashing.

Hammer down any large nails that are exposed by the removal. How to install roofing underlayment the proper way.