If your decking is less than 3 4 inch then a 1 1 2 inch nail will suffice.
Garden united roofing distance for nail.
And obviously there s an inherent danger in using a roofing nailer in that you are on a roof the first rule of roofs.
For a flat or nearly flat roof use double coverage although a torch down modified bitumen or epdm roof is a better solution.
The base layer will need to be attached with nails to assure longevity of your roll roofing system.
Lay the felt over your roof and attach it with cap nails.
Start at the bottom of your roof and roll the roofing all the way to the top of your roof.
Step 4 set the first layer.
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The nails themselves should be in uniform rolls spaced six to eight inches apart from each other on either side and top to bottom.
Roof jacks provide a stable surface to work increasing safety and making it easier to apply roofing.
For a slightly sloped roof use the concealed nail method shown.
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Working with a helper expect to spend half a day installing flashings and roll roofing for a 700 square foot roof with modest complications.
Protect your eyes you ll be shooting nails after all.
How to use a roofing nailer like a pro.
Make sure there is a two inch space between the edge of the roll and the first nail.
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.
If you are putting a layer of asphalt shingles over an existing layer of asphalt shingles on to a 3 4 inch deck or a plank deck then you should be using 1 1 2 inch nails.
The nails should be inserted every 6 inches across the felt.
Ideally locate a rafter below the sheathing.