You ve seen what road salt does to the undercarriage of cars in the winter how it can rust and destroy a car.
Is rock salt bad for roofs.
Corrosion and rusting of other parts of the home such as siding and gutters.
Sodium chloride or rock salt is highly corrosive.
It also does not work well below 20 degrees fahrenheit.
It is a bad idea to use rock salt on your roof for a number of important reasons.
It will damage the roofing siding gutters and downspouts and the poisonous runoff will kill foundation plants and more.
For these reasons rock salt is not a good choice when it comes to getting rid of ice dams.
In short rock salt can compromise the integrity of a sound roof by corroding the materials that help keep it together.
If allowed to flood or cover plants without proper dilution it can cause damage to the plant roots and leaves.
Rock salt can also leave permanent stains on your roof and walls.
If handled properly it will not.
Yes sodium hypochlorite will just become salt once the water has evaporated.
Space them every 3 4 feet.
I shoveled it yesterday and made calc chlor lines through the ice dam and it drained off in.
I have a low pitch roof with grace ice and water shield with asphalt shingles.
Salt is really hard on a lot of building materials especially masonry and it s effect on water.
Make a line perpindicular to the gutter going up the roof 3 feet or so.
The 60 count roof melt tablet designed to prevent damage to roofs from ice dams made from calcium chloride easy to use simply toss a roof melt tablet on the roof let it do the work no ladders or extension equipment needed proven reliable inexpensive products toss 1 tablet on every sqft of problem area begins working the hour after applied to problem area no long term adverse.
Why you shouldn t use rock salt on your roof while it works and will remove snow and ice from your roof and prevent accumulation it is not recommended to use rock salt on your roof.
Aside from its direct damage to a roof using rock salt on your rooftop can have other harmful consequences.
However rock salt is a form of sodium chloride which corrodes metal including the metal nails holding your shingles in place.
I would suspect that you would risk damaging the shingles and perhaps other parts of the building.
Damage to plants and landscape.
Shovel the problem areas or clear with roof rake.
Rock salt s ability to damage driveways and other outdoor pavements is relatively well known but there is another place where rock salt can do damage to your home on the roof top.
Saltwater leaking into your home as a result of said leaks.
Tummy aches or worse for any animal or person who likes to eat snow.
