Carlos H Morales from Downey, CA United States
I like fast respond shipping fast congratulations keep the good service
Was this review helpful to you?
0 of 0 people found the following review helpful:
Product and Service
July 19, 2016
Ronald Coulter from Naples, FL United States
We discovered you on the NET searching for Blue Stone. When I was a boy we used it in farm pond to control algae. In the swimming pool business we are called to manage Big Water Fall fountains. Chlorine just doesn't the job. However, Your Copper Sulfate Crystals does it so well.