Step 1 prep work.
How to lay felt roof.
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.
How to lay felt on a flat roof.
Attaching your roof felt 1.
Unroll the felt so that the lines are facing upward.
Overlap each row at least 3 to 4 inches.
You will be looking for any decking that has rotted or bowed.
Check to ensure the roof is in good enough condition to walk over.
Start rolling the first layer of felt out from the bottom of one side of the roof.
Attach where roof meets wall where the roof meets a wall lap the felt up 4 inches if possible.
Start at the bottom of the roofline and work.
Start by laying asphalt felt or other underlayment over the roof.
Begin at the bottom right or.
If you live in an area with inclement weather you should consider using a special ice and water protector.
Return to the side that you began rolling from and.
Tack the felt onto the initial rolling spot using a tack gun.
In some situations you may have to temporarily remove the siding and replace it after installing the underlayment shingles and flashing.
Continue pulling the felt tight.
Start the roof felt at one bottom corner of the roof.
In order to lay felt on a flat roof you will need to gather the following materials and tools.
Ideally the roof should be done when there is a forecast for several days without a lot.
Using your staple gun secure the felt to the roof.
The roofing felt should be applied in layers that overlap.
Pry away the siding and slip the felt under the siding.
How to install roofing felt prep work.
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.