A pool is only as inviting as the water in it — and keeping that water clean, balanced, and safe gets easier once you understand the basics. Welcome to our Pool Care and water chemistry hub. Here we explain how to test and balance your pool, what each chemical actually does, and how to fix the problems every owner runs into. Learn how to get rid of green, black, and mustard algae, how chlorine works and how much to use, and how to care for a saltwater pool without guesswork. We also cover the numbers that hit your wallet, including realistic monthly and yearly maintenance costs. Whether you own an inground fiberglass pool or an above-ground setup, these guides give you a simple, repeatable routine so you spend less time troubleshooting and more time swimming. New to pool care? Start with our water chemistry guide below, then follow the links to solve whatever your pool is throwing at you.
Opening day. Your cover’s off, the pump is humming, and the water looks… questionable. Before you crack open a single bottle, get this straight. The chemicals to open a pool cover two separate jobs, balancing the water and sanitizing it,…
You pulled off the cover, or you just woke up, and the water looks like something out of a swamp. So why is my pool green, and can you sort it out yourself? Nearly always, yes. A green pool is…
Shocked the pool last night and the kids are already tugging at their swimsuits? Short version: probably not yet. How long after shocking pool can you swim depends almost entirely on the type of shock you used and what your…
So how often should you shock your pool? For most backyard pools, once a week in peak summer and every two weeks when it cools down covers it. That’s the baseline. But the calendar isn’t really the boss here. Your…
Figuring out how to convert pool to saltwater is easier than most people expect, and you can usually knock it out in an afternoon. So if you’re tired of hauling chlorine jugs and softer water sounds good right now, here’s…
By mid-afternoon your chlorine is gone. You shock after dark, test at sunrise, and the free chlorine already reads flat. Nine times out of ten the real problem is low cyanuric acid. Here’s how to raise it safely, how much…
Your test kit reads 120 ppm, and the pool store already has a bucket waiting by the register. Before you hand over your card, know one thing. A calcium hardness increaser is just calcium chloride, and what you pay per…
Closing up for the season isn’t glamorous. But knowing how to winterize above ground pool setups is the difference between a five-minute spring opening and a green, cracked mess in April. This guide walks you through the timing, the supplies,…
Your pool water really comes down to five numbers. Keep them in range and most of the usual headaches fade on their own: the green tinge, the itchy eyes, cloudy water, that faint chemical smell. This guide gives you the…