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You shocked the pool. The water cleared. You thought you'd finally won. Two weeks later, it's green again. If this ...

Three months. A healthy pair of guppies. A carefully arranged tank. And nothing. If you've been there, you've proba...

Your pool floor shouldn't feel like sandpaper. If it does, calcium hardness is almost certainly the reason — and it...

You pick your supplements carefully. Maybe you researched the form of iron that absorbs best, or paid extra for a m...

After a swim party, your pool has taken in more sunscreen, sweat, and body oils in one afternoon than it typically ...

The default answer to high pool pH is always the same: add acid. It works, it's fast, and for a lot of situations i...