Use 1 nails for re roofing.
How to install mineral surfaced rolled roofing.
You can install metal valley flashing but it is common to.
Fasten the strips with rows of nails located 1 and 8 from the roof edge and spaced 4 on center in each row.
This is not a how to video.
They are long enough to penetrate the sheathing.
As you place the rolled roofing down stretch it to get rid of wrinkles and creasing.
Place 9 wide strips of roll roofing along the eaves and rakes positioning them to overhang the deck to 3 8.
Push the rolled roofing down into the wet cement to secure it to the roof.
Place the first layer of rolled roofing on the roof.
It is secured to the substrate by driving roofing nails 3 4 inch from the edges spaced every three inches.
The first layer should cover the roof as far as the chalk line.
Bought this roll from home depot.
Apply the first course with a full width strip of roll roofing so that its lower edge.
It was pretty easy to install and took about an hour to do by myself including setup and tear.
Enlist the help of one or two helpers to handle the long strips.
How to do it.
The first row of roofing material is then rolled out and aligned with the chalk line.