Taking into consideration the same size nail is used.
Hand nail vs gun nail roofing.
Nails not places correctly will cause roof failures and this is very common with nail guns.
Some roofers think that using a nail gun delivers the same level of precision as hand nailing.
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Over or under pressurized nail guns can result in nails that are either driven too hard or not driven deeply enough.
I have also torn off both hand nailed roofs and gun nailed roofs.
However most manufactures claim that either method is a viable option.
A good contractor will inspect the roof sheathing after it is removed to determine if nail misses are likely to occur.
A hand nailed roof is hands down a better roof than using a nail gun.
Hand nailing shingles is better than using a nail gun or a pneumatic nailer because it allows the roofers to feel the nail placement and ensure optimal installation.
Hand nailed roofs most nails come out during tear off.
As far as it taking longer.
When you use a gun usually a third or under driven a third or over driven and a third or correct.
But it s important for these roofers to always test their tools before using them.
A hand nailed roof trump s a gun nailed roof any day.
If this is the case hand nailing should be preferred over the use of a nail gun.
There just are not many shinglers that have the skill level to keep up with a man with a gun.
Hand nailing can be fast but the same man at the same skill level doing the same job will perform faster using a gun and compressor.