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WELCOME TO ALDEN LEEDS
Here you will find articles written by Alden Leeds about products and procedures.
Spa Management & Testing
One person in a 250 gallon spa has the same effect on water as 100 people in an average in ground pool. Add to this a...
Nitrification & Chlorine Demand
How green is a green pool? When is a normal shock treatment the correct dose compared to a treatment 3x normal? Or...
Metal Control Techniques
Soluble metal ions such as copper or iron can exist in water in three different forms. They are: 1) Unreacted...
Cyanuric Acid Testing
The Cyanuric Acid (Stabilizer) test is perhaps the most inconsistent water test performed. Some of the problems of...
Acid Base Calculations
Don't overlook the importance of performing Base Demand Tests if your pH is 6.8 or lower and Acid Demand Tests if...
Algaecides: Some Stubborn Facts
Algae, algae, algae... green, black, mustard, and pink. Why do you use algaecides? When do you dose? Which one? How...
Algaecides: Many Cures
Algae are constantly infecting water through airborne contact which is accelerated by rain and wind. If algae spores...
Chelators & Sequestrants
The word CHELATE is derived from the Greek word for "claw". In pool and spa chemistry chelate means a chemical...
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