We had a little surprise occur during our CPO class this past Thursday and Friday, September 8-9, at PoolCorp’s SCP store! At 3:45 p.m. on Thursday, the lights went out …
Total Alkalinity – What is it exactly?
There are several phrases and terms used to describe Total Alkalinity (TA): The buffering capacity of water Water’s ability to neutralize acid The pH stabilizer The ability of water to …
What changes the pH of pool water?
Just about everything that is added to the pool water will change the pH. And anything that exits or is carried out of the water changes the pH. Even the …
Know Your Test Kit (AND It’s Limitations)!
The main “tool of the trade” that we use as pool operators is our test kit and testing instruments. In our CPO certification class, we talk about and thoroughly explain, the four …
Total Dynamic Head and the Pump Curve
It’s already July, 2011 — and this year is more than half over. Time is just FLYING by as we have fun teaching CPO classes! Last Monday was July 4, …
How much Pressure is at the Bottom of the Pool?
Part of the CPO class curriculum is Chapter 3 of the CPO Handbook, entitled “Essential Calculations.” On page 25 of Chapter 3, is a chart of “Useful Conversions and Constants” (right). We …
General Chemical Dosage Formulas
As we were going through the chemical dosage exercises in our CPO class this past Thursday and Friday at Superior Pool Products in Anaheim, the question was asked, “Is there …
pH Adjustment Dosage Charts
A swimming pool in optimium performing condition–one that is healthy and safe as possible–should be the goal of every Certified Pool Operator. And keeping the pool water balanced is a …
Baking Soda or Soda Ash?
When we discuss pool water balance in our CPO classes (as we did this past Thursday and Friday in Anaheim, March 10-11, 2011), I make a statement like: “In our …
How Much D.E. Do You Put In That Filter?
In our CPO class, when we talk about D.E. filters, we stress that it’s the Diatomaceous Earth (D.E.), NOT the grids, which is the filter media. We have a D.E. …