Drytec Calcium Hypochlorite Pool Shock 1 lb. 68% Bag, Complete Pool Care Kit with My Garden Pool Skimmer Sock and 7-in-1 Test Strips, 60 ct. – Powerful Chlorine Shock for Clear Swimming Water (12)

Drytec Calcium Hypochlorite Pool Shock 1 lb. 68% Bag, Complete Pool Care Kit with My Garden Pool Skimmer Sock and 7-in-1 Test Strips, 60 ct. – Powerful Chlorine Shock for Clear Swimming Water (12)

In The Swim Super Algaecide for Above Ground or Inground Swimming Pools – Low Odor, Non-Foaming Preventative for Yellow/Mustard Algae in Swimming Pools - 7.1% Chelated Copper – 1 Quart

Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)