Doheny's Pro-Grade Cal-Hypo Pool Shock, 1lb bags (24) by Doheny's
Cal-hypo pool shock with 68% calcium hypochlorite and 65% available chlorine for fast-acting disinfection. Pre-measured 1lb bags for easy application and maintenance of clear water. Customer note: effective at keeping water algae-free and easy to use
Highlights
- Instant chlorine level boost
- Convenient 1lb bags
- High-availability chlorine content
Pros
- Fast-acting chlorine boost
- Pre-measured 1lb bags
- High calcium hypochlorite content
- Long-lasting maintenance for pools
Cons
- Dissolution speed varies by user
- Some reports of incomplete dissolution
Best For
Features
- Fast-acting pool shock raises chlorine levels to curb algae and contaminants
- Cal-Hypo shock contains 68% calcium hypochlorite and 65% available chlorine
- Pre-measured 1lb bags for quick, hassle-free application without measuring
- Dosage guidance: 1lb per 10,000 gallons; 2-3 doses for heavy blooms or spring openings
