You can fastenen them with with nails or heavy deck screws but 16p nails is what i use.
How do you install a roof jack.
Installing roof jacks make sure they are on the joists and not just into the sheeting.
You can usually feel sheathing nails which are driven into rafters through the underlayment attach a jack by driving two 16d nails never roofing nails into a rafter.
We re installing roof jacks.
Roof jacks provide a stable surface to work increasing safety and making it easier to apply roofing.
Cut roof shingles to fit around the roof jack and insert them under the existing shingles.
Use a hammer to bend the top edge of the soft lead roof jack down into the vent pipe.
Ideally locate a rafter below the sheathing.
Slowly go up the ladder to check if you are able to reach the sloping portion of the roof.
We appreciate your co.
Carefully place a ladder by the side of the roof and make sure that it is stable and secure.
Check out how david did it give us a thumbs up if you liked the video and subscribe to see more like it.