HTH pool shock ultra cal-hypo 1lb (6 pack)
All-in-one pool shock to raise chlorine, prevent bacteria and algae, and reduce irritation. Users note clear water and ease of use, with algae removal as a key benefit
Highlights
- all-in-one pool shock
- cal-hypo formula
- crystal-clear water with algae removal
Pros
- increases chlorine levels
- prevents bacteria and algae
- reduces irritation
- easy to use with clear instructions
- effective for water clarity
Cons
- dissolves at varying speeds according to user
- mixed reviews on dissolution rate
Best For
Features
- Increases chlorine levels to sanitize pool water and help prevent bacteria
- Cal Hypo-based formula without adding cyanuric acid to prevent overstabilization
- Reduces algae, stain, and scale while improving filtration and water clarity
- Visibly indicates product activity with a built-in blue signaling feature
