Some people use table salt for de icing instead of rock salt.
Rock salt on your roof.
Discolored driveway sidewalks or front stoop.
Additionally if they get too bad the nails can rust through and break thus causing your shingles to become loose and get damaged.
Is it safe to use salt on your roof.
It rusts nail heads.
Just say no to salting your roof.
The key is to avoid sodium chloride or rock salt.
You should only use it on roofs in select circumstances like severe cold.
Provided you use the right type of salt yes.
It should be no surprise then that it is the first.
In turn this rust can cause stains and streaks on your roof.
Why you shouldn t use rock salt on your roof in their determination to melt away ice dams growing on their roof s eave and thus potentially prevent leakage and damage to their home s interior many reach for the deicer they are most familiar with rock salt as the solution.
Corroded gutters and downspouts.
Unlike other substances salt won t impair your cognitive functions but people might conclude otherwise if they see what you ve done to your roof and property.
Rock salt is common for de icing driveways and paths.
What kind of salt can you put on your roof for ice dams.
In short rock salt can compromise the integrity of a sound roof by corroding the materials that help keep it together.
Rusting nail heads can cause aesthetically unpleasant staining but more importantly they can result in loose roofing materials that can easily tear off during stormy weather.
However this is no better as chemically they.
As a result it can cause damage to vulnerable parts of your roof including nail heads and aluminum flashing.
Rock salt contains corrosive oxidizing agents making it best suited for removing ice on harder surfaces like concrete.