HTH 6 lbs Ultra Granule Shock Treatment

Hth HTH 52040 Pool Shock Treatment, 6 Lb<br>Size : 6 lb;Usage : Pool;Application : Shock;Available Chlorine : 56 percent;Granule form;Use weekly to solve 90% of pool problems with in 24 hours;For best results, use with HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly;Follow the on-pack instructions according to your pool size to add HTH Shock Ultra directly to swimming pool water or skimmer;For best results, apply HTH Shock Ultra as part of your weekly pool care routine to keep free available chlorine levels between 1 and 4ppm;6 pieces per pack;