Pool Chemicals

People are still buying pool chemicals to maintain their pools, but they're more susceptible than ever to the cost-savings promises of online retailers and discount merchants. Read what other retailers say about the trend.

Pool chemistry is complicated. So how should pros explain it to their customers? Here are a few strategies.

Why did this resort pool suddenly develop large, white deposits? Service Que Hales was called to investigate, and here, we learn the details of the case.

If you're CPO certified, you know superchlorination is the way to treat a buildup of combined chlorine. But is it always the best way?

The manufacturers of a borate buffering system explain why borates, though less carbon than carbonates, may make a better choice for maintaining pH.

As summer nears, it's time to refill the pool. But be careful — knowing what's going in the pool with the water is a matter of sound pool care.

While chemicals are seen as "anti-green," there are green measures you can take to minimize their impact. Here's just a few.

Maintaining superior water quality requires knowledge, skill and an enlightened perspective, says veteran builder and servicer Steve Kenny. Read more about his philosophy here.

One flaw of salt chlorine generators: staining. Here we explore how that staining occurs and what you can do to prevent it.

Changing the way you present your chemical services can boost your profits.

​Why do pools with black or blue plaster sometimes lose their color?

Phosphate removers are increasingly popular as a way to fight algae. But how do they work, exactly?

With the drought ravaging the Southwest, it's costlier than ever for pool owners to drain and fill their pools. We take a closer look at the practice and one product that claims to help.

There's a powerful argument to be made for rethinking one of the most fundamental aspects of water treatment: the relationship between chlorine and cyanuric acid.

For busy homeowners and pool and spa servicers alike, pre-packed chemical “pods” might be the wave of the future.

We explain why bromine can be such a great match for hot water applications.

Copper stains, purple haze, iron stains — we walk through the most common stain problems you’ll see on the job and explain how to fix them.

You really can nail down pH and alkalinity using just air and muriatic acid.

While water treatment options come and go, chlorine remains indispensable for many pool pros and homeowners alike.

Some things you know — and some you don't — about the sanitizing stalwart.

With a growing user base and a big partnership with Lonza, pHin is gaining momentum — and shows no signs of slowing down.

Enzymes are good in crisis situations, but also for preventing everyday chemistry problems.

Basic facts about the chemical that preserves chlorine in outdoor pools.

The APSP Recreational Water Quality Committee explains what ionizers can and can't do.

An overview of procedures for properly, and safely, decontaminating spas and wading pools.

Ozone that is not dissolved in spa water and escapes as a gas is wasted.

An introduction to one of the most trusted products in the pool industry.

Borates are a helpful algaestat and pH buffer, especially for pools with salt chlorine generators

If you don't know what's in your source water, you don't know what's in your pool

Because there's no telling what contaminates are in floodwater.