Our blog is a collection of stories, research, and other info you may find useful. In the world of water treatment, there are tons of resources out there, so we hope to help you filter out some of the noise. Have a question we didn’t answer? Let us know!

Eric Knight

Eric Knight
Eric Knight is a former competitive swimmer and American Record Holder. He is devoted to fixing indoor air quality (IAQ) problems in natatoriums and is currently the Director of Sales and Marketing for Orenda.
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Recent Posts

6 Free Habit Changes that Save Time and Money in Pool Service

April 9, 2020
This article will outline six bad habits that you can change immediately–for free–that will give...

Scale-Forming Tap Water

December 12, 2019
We recently had to adapt the Orenda Startup for a unique tap water situation. Most tap water we...

What is the ideal pH for swimming pools?

September 17, 2019
Pool industry textbooks and certification courses tell us that swimming pools should be...

What is a Hot Start?

June 3, 2019
A "hot start" is a method for starting up a new or resurfaced pool using a lot of acid. It is...

NSF/ANSI Standard 50 and the MAHC

November 6, 2018
Commercial Pool Chemicals must be NSF Certified or EPA Registered "New: Specifies that numerous...

Why does Soda Ash cloud up pool water?

November 6, 2018
Sodium carbonate (Na2CO3), more commonly known as Soda Ash, is an additive to raise the pH and...

Leave It Better Than You Found It

July 28, 2018
My grandfather has a few rules that go unquestioned and are universally obeyed. One of them is...

Honesty in Water Chemistry Testing

January 15, 2018
  If you're not testing,...

What is Alkalinity?

November 23, 2017
Alkalinity is one of the primary things measured in water chemistry. But what is it? Total...

Avoid Instant Gratification

September 10, 2017
We live in a world of instant gratification Delayed gratification doesn't sell. In an effort to...

Pool turned green from copper and a chlorine shock

July 3, 2017
I got a text from a customer in the Northeast that just finished plastering a pool the week...

An Overloaded Warm-Up Pool

May 13, 2017
The following is a true story, exactly the way I remember it. Not that I could ever forget my...
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