I see I can buy it on Amazon:
http://www.amazon.com/Calcium-Chloride- ... 007ODSI1O/
If I wanted to raise the CH in my spa to 100ppm - 150ppm to prevent foaming, this is the stuff to buy, yes?
Looks like I can use it as fertilizer, too.
http://www.amazon.com/Calcium-Chloride- ... 007ODSI1O/
If I wanted to raise the CH in my spa to 100ppm - 150ppm to prevent foaming, this is the stuff to buy, yes?
Looks like I can use it as fertilizer, too.