The Deep End

Pool Chemistry

Take a deep dive into swimming pool care and chemistry to learn what's really happening in your water.

The “Pool Smell” Lie: The Science of Chloramines and Breakpoint Chlorination - United Chemical
Algae

The “Pool Smell” Lie: The Science of Chloramines and Breakpoint Chlorination

We have all experienced it. You walk into an indoor hotel pool or a public facility and are immediately hit with a sharp, stinging chemical odor. Your eyes start to water. You instinctively think, ...
The Zombie Algae: Why Mustard Algae Survives Your Shock - United Chemical
Algae

The Zombie Algae: Why Mustard Algae Survives Your Shock

It is the most frustrating scenario in pool care. You see a yellowish-brown dust on the floor of your pool. You assume it is sand or dirt. You brush it, and it vanishes into a cloud. The next day, ...
The Cost of Recovery: The Economic Case for Preventative Algicides - United Chemical
Algae

The Cost of Recovery: The Economic Case for Preventative Algicides

In the pool industry, there is widespread resistance to using “extra” chemicals. When a pool pro or a store clerk suggests a preventative algaecide (like our No Mor Problems®), some customers hesit...
The $3,000 Mistake: How “Balanced” Water Can Still Rot Your Heater - United Chemical
Balancing

The $3,000 Mistake: How “Balanced” Water Can Still Rot Your Heater

If you look at your pool equipment pad, you will see pumps, filters, and valves. But the undisputed king of that concrete slab is your heater. It is the luxury engine of your pool. It is also the s...
The Pool Chemistry of Cyanuric Acid:  Understanding Equilibrium and Sanitizer Efficacy - United Chemical
Algae

The Pool Chemistry of Cyanuric Acid: Understanding Equilibrium and Sanitizer Efficacy

Is Cyanuric acid both a blessing and a curse? It helps stabilize chlorine so it burns more slowly, but too much is thought to reduce the efficacy of your sanitizer. Or does it? Here we break down t...