Rx Clear® Swimming Pool 73% Calcium Hypochlorite Mega Chlorine Shock - 1 lb Bags (Choose Quantity). Our Rx Clear® 73% Calcium Hypochlorite is a highly effective, multi-purpose product that stabilizes, clarifies, and helps prevent algae. Our Mega shock is a mega-strength shock treatment that effectively keeps your pool water crystal-clear. Our Mega shock is a concentrated chlorinating agent in a dry, free-flowing form which controls algae, kills bacteria, and destroys organic contaminants in pools, spas and hot tubs.
Add recommended dosage 1 lb. Per 10,000 gallons of water during the evening hours while the filter system is operating. When applying, broadcast the product evenly over a wide area in the deepest part of your pool. Use the entire contents when opened. If any granules settle to the bottom of pool, use a pool brush to disperse. For best results please maintain the following: (pH range 7.2 - 7.6, alkalinity range 60 - 120 ppm, calcium hardness above 200 ppm).MULTI-PURPOSE - This swimming pool shock works as a strong sanitizer, clarifier, and algicide for clear blue water. EXTRA POWER - Due to its high percentage of chlorine, Mega Shock is a very effective treatment for a quick chlorine boost.
The Rx Clear Mega shock packets are chlorinating essentials. MIX BEFORE YOU FIX - Add this granular powder to a bucket of water before you begin dissolving it in your pool.
Add a 1 lb bag per 10,000 gallons of pool water for smart maintenance. BEAT THE GREEN - Keep your swimming pool algae-free by adding 2 bags (2 lbs) of shock per 14,000 gallons of pool water. These granules work as an algaecide if your pool needs cleaning, or if you're opening for the season.
WORKS BEST AT NIGHT - Maximize performance by adding this shock to your pool at night. Wait to swim 8 to 10 hours after you start the application.
Trust Rx Clear to supply reliable chemicals, supplies, and equipment for your above or in-ground pool, spa, or hot tub.