The roofing felt should be applied in layers that overlap.
How to lay felt roof.
How to lay felt on a flat roof.
Ladder utility knife tape measure trowel 30 pound roofing felt also known as 30 roofing felt plywood planks galvanized nails roof felt adhesive e g.
Continue pulling the felt tight.
Overlap each row at least 3 to 4 inches.
Tack it in place at the corner with the end flush with the end of the roof and the bottom edge of the roll right along the bottom of the roof.
Check to ensure the roof is in good enough condition to walk over.
Using your staple gun secure the felt to the roof.
Start at the bottom of one side of the roof at the right or left edge.
Attach where roof meets wall where the roof meets a wall lap the felt up 4 inches if possible.
Step 2 placing the felt.
Roofing felt comes in rolls that feature pre marked lines 2 to 3 inches from the top and bottom edges.
Tack the felt onto the initial rolling spot using a tack gun.
Attaching your roof felt 1.
Ideally the roof should be done when there is a forecast for several days without a lot.
In some situations you may have to temporarily remove the siding and replace it after installing the underlayment shingles and flashing.
Step 1 prep work.
If you live in an area with inclement weather you should consider using a special ice and water protector.
Start the roof felt at one bottom corner of the roof.
Unroll the felt so that the lines are facing upward.
Start by laying asphalt felt or other underlayment over the roof.
Start at the bottom of the roofline and work.
How to install roofing felt prep work.
In order to lay felt on a flat roof you will need to gather the following materials and tools.
Pry away the siding and slip the felt under the siding.
You will be looking for any decking that has rotted or bowed.