Where we mention Clorox Pool&Spa Shock XTRABLUE Plus, 12-Pack Granular

• Pool Maintenance Schedule: Year-Round Plan for Clean Water

  Best all-purpose shock · Best for: 12-pack cal-hypo shock for routine oxidation and post-storm or post-party boosts

• Pool Shock Treatment: When to Shock, How Much, and What Kind

  Best bulk shock · Best for: 12-pack cal-hypo for heavy algae or post-storm recovery — works for inground pools up to 30k gal

• Pool Shock: How to Raise Free Chlorine Safely

  Best branded swim-ready · Best for: Clorox-brand trust + label-claim swim-ready in 15 min

• Pool After Heavy Rain: The 5-Step Recovery Protocol for 2026

  Best post-rain shock · Best for: Fast-acting cal-hypo shock when the rain has dropped your FC and pushed the water cloudy