Standard rock salt for example tends to work best in temperatures between 15 20 degrees fahrenheit.
Best salt for stamped concrete.
Without question salt water is an improvement over chlorine but even salt can have an impact on sealed decorative concrete finishes over time.
Exterior concrete must be kept clear of snow and ice for safety reasons we understand that.
Magnesium chloride the best safest and newest deicing slat on the market.
Repairing stamped concrete is very difficult and best left to a professional.
Calcium chloride these round white pellets when used in a high enough concentration may chemically attack concrete.
Salt water pools are all the rage these days for both residential and commercial installations.
Concrete becomes damaged from de icing salts that are applied during the winter season.
I have some pit marks and it took the top layer off.
It will work in temperatures as cold as 13ºf.
Magnesium chloride on the other hand may be effective down to 0 degrees and below whereas calcium chloride has been known to melt ice down to 25 degrees.
Potassium chloride will only work if the air temperature is about 15ºf.
However there is no such thing as safe for concrete de icing salts or chemicals.
The most common mistake most people make is using salt based ice melt to remove the ice.
Once water splashed on the poolside concrete begins to evaporate salt crystals form and adhere to the sealer surface.
While well cared for stamped concrete surfaces can be very attractive poorly or wrongly maintained stamped concrete can be one of the most hideous and repulsive things in the world of home ownership.