HTH™ Pool and Spa,
Providing Trusted Water Care Since 1928
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HTH Pool & Spa Products — Over 90 Years of Safe, Clear Pool and Spa Water Care
For nearly a century, HTH™ has been the partner you can count on for pool and spa water care. Our complete line of HTH Pool & Spa Products is designed to keep your water clean, safe, and brilliant — so you can focus on making memories, not maintenance.
Whether it’s hearing a child’s laughter during a cannonball contest or relaxing with friends by the spa, HTH helps you enjoy the moment. From beginners to pros, we’re the go-to DIY partner for easy, reliable water care.
Our Mission with HTH Pool & Spa Products
- Your Safety, Our Priority: Since 1928, HTH has provided trusted solutions to guide every step of your pool and spa care journey.
- A Smart Chlorine Alternative: With the brilliance of Cal Hypo, HTH minimizes unpredictability in water care.
- Your Complete Solution: Our full range of HTH Pool & Spa Products gives you everything you need to balance, sanitize, and treat your water.
- Easy to Use, Easy to Enjoy: HTH products are designed for simplicity, putting you in control — so it’s easy to take it easy.
👉 Discover the full range of HTH Pool & Spa Products today and keep your water crystal clear for your next swim!
As always, we’re here to help. If you have questions, contact our help line at 1-866-HTH-POOL or talk to our experts with our live chat!
Caution
Please read the following important reminders before adding pool chemicals to water:
• NEVER mix products together or dissolve before use.
• ONLY enter pool when FAC levels are below 4 ppm to prevent risk of bodily harm.
