HTH Shock Treatment, 13.3 oz, 18 Pack

Super Powerful. Fast Dissolving.
This fast-acting formula with minimal residue adds muscle to chlorine and effectively kills bacteria, stops algae in its tracks and destroys organic contaminants.

Doheny’s Super Pool Shock is our best-selling pool shock. It kills algae, bacteria, and other organic contaminants to quickly turn your pool water from cloudy to clear. Quick dissolving and fast-acting, it contains 68% calcium hypochlorite as the active ingredient to sanitize and help clear even the most contaminated pools.

This versatile granular chlorine pool shock is highly effective for your pool opening in the spring. Its 65% available chlorine gives your swimming pool a quick chlorination boost to keep your pool water crystal clear and free of contaminants throughout the swim season.

Doheny’s Super Shock for pools are sold in easy-to-use one-pound bags in quantities of 6, 12, 24, and 48 with a shelf life of up to three years, providing a great value for your daily chlorination and pool chemical maintenance needs. The regular dosage of our Super Shock is one bag for every 10,000 gallons of water. However, spring openings or pools that sustain extensive sunlight or have excessive algae blooms may require double or triple doses to properly sanitize pool water.

Doheny’s Super Pool Shock is our best-selling pool shock. It kills algae, bacteria, and other organic contaminants to quickly turn your pool water from cloudy to clear. Quick dissolving and fast-acting, it contains 68% calcium hypochlorite as the active ingredient to sanitize and help clear even the most contaminated pools.

This versatile granular chlorine pool shock is highly effective for your pool opening in the spring. Its 65% available chlorine gives your swimming pool a quick chlorination boost to keep your pool water crystal clear and free of contaminants throughout the swim season.

Doheny’s Super Shock for pools are sold in easy-to-use one-pound bags in quantities of 6, 12, 24, and 48 with a shelf life of up to three years, providing a great value for your daily chlorination and pool chemical maintenance needs. The regular dosage of our Super Shock is one bag for every 10,000 gallons of water. However, spring openings or pools that sustain extensive sunlight or have excessive algae blooms may require double or triple doses to properly sanitize pool water.