Premium Swimming Pool Shock - 4lb

Doheny's Pool Supplies has everything you need to make your pool perfect, from pro-grade chemicals and chlorine to quality affordable equipment. Our goal is to make shopping for pool supplies as easy as possible so you can spend more time enjoying your pool with the people you love!

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Doheny's Super Shock: - 68% Calcium Hypochlorite (65% available chlorine) - Our #1 selling pool shock - Kills algae, bacteria, and other harmful contaminants in your pool - Ideal to use as your primary shock treatment

Doheny's Di-Chlor Chlorinating Shock: - 99% Sodium Dichloro-S-Triazinetrione (56% available chlorine) - Use in vinyl-lined, fiberglass, or color plaster pools - Great for salt and liquid chlorine pools - Can act as a 3-in-1 concentrate treatment, used as a primary sanitizer as well as a shock treatment

Doheny's Oxidizing Shock: - 42% Potassium Monopersulfate - The perfect complement to either Super Shock or Di-Chlor Shock - Oxidizes your pool, removing everything the shock has killed and burning off dead chlorine cells for a crystal clear pool with boosted active chlorine

Fast Acting & Dissolves Quickly: - Doheny's shock quickly boosts your pool's chlorine level - Comes in a granular formula making it easily dissolved in water

Maximum Sanitizing Power: - Destroys organic contaminants quickly and effectively - Kills algae, bacteria, and other harmful contaminants with ease

Leaves Water Crystal Clear: - Doheny's shock makes your pool go from cloudy to clear by removing harmful contaminants and dead chlorine cells

Other Doheny's Products: - 3 Inch Chlorine Tablets - Di-Chlor Chlorinating Granules - Stabilizer

Customer Reviews: - 4.7 out of 5 stars (1,560 reviews) for Doheny's Super Shock - 4.4 out of 5 stars (105 reviews) for Doheny's Di-Chlor Chlorinating Shock - 4.7 out of 5 stars (422 reviews) for Doheny's Oxidizing Shock - 4.6 out of 5 stars (4,065 reviews) for Doheny's 3 Inch Chlorine Tablets - 4.5 out of 5 stars (74 reviews) for Doheny's Di-Chlor Chlorinating Granules - 5.0 out of 5 stars (12 reviews) for Doheny's Stabilizer

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