Adding a layer of plywood over the 1x6s stiffens the roof and provides enough thickness so the shingle nail
tips won't poke through.
Pattern curling is caused by the roofer having to lift the end tab of every other shingle to install the last shingle nail
in the end of the next shingle.
I used to think those "Wear safety goggles" labels on nail boxes were baloney--until an errant shingle nail
flew into my prescription glasses, shattering a lens.
Nail tin can lids over all holes and knots with shingle nails
Avoid driving shingle nails
through the overhangs where the points might show.
1 - 1" x 11 1/4"x 12' pine 30 - 2" galvanized nails or wood screws 1 - 12" x 16" piece roofing shingle 8 - 1/2" roofing nails 1 - 3"x 16" galvanized metal screen (1/4" mesh) A few staples or shingle nails
to hold screen "ladder" to inside of box.
For hardware you will need deck screws, a few lag screws, shingle nails
, a screw eye and about six feet of rope for pulling the sled.
Two blocks of wood nailed together made a tractor cab, shingle nails
pounded through a board made a drag, and an old spoon became a plow as Lloyd and his brother played in the dirt.
Then remove any shingle nails
that prevent the vent from sliding into place.
The plywood also adds enough thickness to keep the shingle nails
from poking through the underside of the roof.
pieces of 514 cedar decking for the roof deck, because it's great looking from the inside and thick enough to keep the shingle nails
from poking through.
Use special joist hanger nails; ordinary or shingle nails
aren't strong enough.