Ratings may include incentivized customer reviews.
What Customers Are Saying
Customers overwhelmingly praise this pool shock for transforming murky or green water into crystal-clear blue within hours or days. Reviewers consistently highlight its powerful algae-fighting capabilities, including black algae elimination, and emphasize how simple it is to use—dissolving quickly without premixing. Many apply it weekly for routine maintenance and report reliable, consistent performance year-round. Users express strong loyalty, with numerous mentions of long-term use and recommendations to others. A few note concerns, but the vast majority consider it highly effective and dependable.
Customer review summary generated by AI, including incentivized reviews.Great choice
Would RecommendPerfect
Great for hot tubs
Would RecommendI really like this chlorine for my hot tub. It meets my expectations to keep my hot tub clean and the water shimmering blue. I have to dose twice a week in my hot tub and it clears up cloudy water within a few hours.
Works great!!
Would RecommendGreat product for keeping your pool clear. Lowes had the best price.
Verified Purchaser
Works good
Would RecommendPrice.
The Good stuff
Would RecommendWorks fast and efficient
Works well
Would RecommendOther shocks can stain my liner. This product did not. Additionally two other big stores were out of stock, but Lowe's had it so I could close my pool on my schedule.
Keep it clean
Worked great as always!
Great product
Would RecommendWorks well