HTH 52021 Granule Shock Treatment, 1.5 Lbs

Highlights:

• Size: 1.5 lbs
• Disinfects: Yes
• Available Chlorine: 56
• Kills bacteria and algae
• DO NOT use in floater or feeder
• Test free available chlorine residual with an hth pool test kit or test strips
• Treats up to 10.000 gallons. Min Available chlorine 54%
• Measuring cap. resealable package. compatible with salt systems
• Every 7 days or as necessary to prevent pool problems. shock treat by adding 6oz/5.000 gallons or 12oz/10.000 gallons
• Won’t cause overstabilization that makes chlorine less effective
• All In One. kills bacteria & destroys algae. crystal clear results in 24 hours
• Fast acting & fast dissolving