hth is here to help with our 4-step pool care & 3-Step care program. Our 4-step color-coded system makes it easy to find the hth pool care products you need to enjoy sparkling, blue water all season. Our complete line of hth spa products ensures that you have crystal clear water so you can relax in your spa all year round. If you enjoy hth, check out other products from Lonza such as Leisure Time, Applier Biochemist, Poolife, & GTC.

Product Features

• Add every 7-days
• Kills bacteria & algae
• Fast acting 4-in-1 shock treatment
• Crystal clear results in 24-hours
• Compatible with salt systems