Choosing a safe ice melt that will not damage your concrete is vital and the correct application can extend the longevity of these surfaces.
What type of ice melt is safe for new concrete.
Good ice melt choices for concrete are calcium chloride and magnesium chloride.
Cma is meant for new concrete that is less than two years old.
If you must use an ice melter then use a very high quality salt based melter that melts to 25f and has a large amount of anti corrosive compounds in the product.
Cma is made up of acetic acid which is the main component of vinegar and dolomitic lime.
While your concrete contractor might tell you that concrete cures in 28 days this isn t the whole story.
Nor will ice melter manufacturers provide any warranties when used on new concrete.
While potassium chloride is good for the environment it damages the concrete and typically costs 3 5 times more.
It s true that concrete can be sealed after four weeks.
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Concrete manufacturers recommend using only sand and a shovel on new concrete.
You can expect top price in the region of 18 for a 50 pound bag of calcium chloride ice melt depending on the brand.
Using ice melter on new concrete.
Many ice melting products and salt products can and will damage concrete.
Concrete needs care because concrete is a porous material it absorbs moisture particularly when new or of poor quality.
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Another good de icer is cma or calcium magnesium acetate which doesn t wash away as easily as the others and has a lower environmental impact.
Whilst easily the best ice melt safe for concrete calcium chloride is one the more expensive options.
Concrete experts warn that no ice melt product should be used on concrete that has not fully cured.
Many times you will want to put your ice melter on new concrete but you might also have old concrete walkways stone or other areas you need to treat too.
This compound is also regarded as the best ice melt for concrete.
This explains why it is sometimes used to coat other ice melts.