Keeps water clear; See results in 24 hours; 1 bag treats 13, 500 gallons; Won’t fade vinyl pool liners INCLUDES: Twelve 1-lb bags of shock treatment for your swimming pool ...

We like this highly-rated and easy-to-use pool shock for several reasons ... Verified Amazon purchaser Barry Harrell says it's the best treatment for "when the pool gets out of hand" and loves ...

Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes ...

However, if after a few days following the shock treatment you notice that your pool isn’t clearing up and is still cloudy and/or green, it’s best to call a professional to properly diagnose ...