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Carefree & Hassle-Free

Our complete range of simple-to-use, no-nonsense products helps you balance, sanitize and treat your spa—it's everything you need and nothing you don't. With HTH® your spa is always clean, safe and ready when you are.

The most trusted name in spa care

For generations, HTH® has been leading the way in smart spa care. We do the chemistry so you can just take it easy. Relax with confidence—you're in an HTH spa™.

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Have you tested your spa water lately?

Twice weekly water testing is fast and easy with HTH® online test strip matching.

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