HTH® Test to Swim® water testi

Nov 24, 2018

Welcome spa owners!
hth® Test to Swim® now supports spa water testing. Keep your spa sparkling clean, right from the palm of your hand:

- Test free chlorine/bromine, pH, total alkalinity, and total hardness levels
- Receive product recommendations and step-by-step instructions
- Select your products and search for your closest retailer

And help is just a call or click away! Select the Contact Us tab to get support by phone, email or Facebook.