The shingles are asphalt backed and this asphalt forms an adequate seal around the nail.
Exposed nails on roof.
Because of this if the roofing nails are not driven properly are not long enough or are driven in bad wood or in seams they can back out.
Understand that likelihood of leaking is slim but feel that it is sloppy work at best.
What is the point of a 50 year roof and a 5 or 10 year sealant.
Since 1957 all over the world hundreds of thousands of roofs with thousands of panels with tens of thousands of exposed nails have been put up without caulking the nails.
There should be no nails exposed and no nails under a seam.
I think sooner or somewhat latter it will.
100 nails exposed under the seams of shingles.
Exposed nails on roof.
13 received 0 votes on 0 posts exposed nails on roof.
It s a roofing company you used licensed you should probably address it with them first.
If this were true a new industry would be born and the unemployment rate would fall to negative numbers.
The claim was that nails have to pass through a minimum of two layers of shingles.
I just had my roof replaced and have several exposed nails on the slope that has the most exposure to weather.
I must admit i ve seen many builders that do not seal the nail heads.
Was wondering if any nail heads should be exposed over.
Roofing cement such as henry s is then placed below this final cap where the four nails will penetrate and then the four exposed nailheads are also coated with the cement.
Nail lifts at the peak and hip become concerns for blow off shingles.
I m insisting that they replace shingles.
Exposed nail heads corrode and will likely allow leakage someday.
Like you i would either want the nails on my roof sealed or not exposed at all but the contractor is correct.
Then you ll hopefully have some extra money to get it fixed properly.
You may need to get it fixed then sue for what it cost you to fix.
Greetings i have a new gaf 30 yr roof.
I heard an opposing opinion recently.
An exposed nail happens when a nail is placed too low and is not covered by the shingle above is placed in the seam between two shingles or in the gap between tabs in three tab shingles.
I ve always considered it necessary to caulk any exposed nail heads on a shingle roof there shouldn t be many.
Am i out of line.
Why are exposed nail heads a threat.
Why has it all of a sudden necessary to caulk the nails.
If you look across your roof and see exposed nail heads this is an issue you ll need to deal with.
Roofer says no worries it won t leak.
Roofer is trying to cover nails with black jack sealant.
I do quite a bit of repair work on multiple types of roofing.
Then if no results take them to court seriously.
However roofing companies do sometimes make mistakes or a previous homeowner may have made some diy roof repairs that are not quite up to snuff.
