How To Install Underlayment For Roofing

Install drip edge at the roof eave edges.

How to install underlayment for roofing. Here is a video about roofing underlayment. How to install felt underlayment for a new roof. Check this out. 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.

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. Subscribe and share please. 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. Step 5 nailing the underlayment.

Smooth out the underlay to prevent any bumps. How to install roofing underlayment the proper way. Installing a roof is much more than just nailing shingles onto some boards. Hammer down any large nails that are exposed by the removal.

Install the underlayment along the roof decking. 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. Install a layer of roofing insulation as recommended by the roofing manufacturer. If necessary adjust how the material ls aligned to keep it hanging over the decking material.

It starts with installing solid decking usually plywood or oriented. Overhang the roof rake edge 1 5 and cover the.