Plus Cal‑shock Granular Pool Shock – 25 lb High‑performance Chlorine

Discover HTH Plus Cal‑Shock Granular Pool Shock, a 25‑lb powerhouse formulated to keep your swimming oasis sparkling and safe. This fast‑acting chlorine granule dissolves quickly, delivering a potent dose of calcium hypochlorite that eliminates contaminants and restores crystal‑clear water after a single application.

Why it matters: By raising the free‑chlorine level, this shock treatment eradicates hidden algae spores, neutralizes organic matter, and prevents the formation of irritating chloramines, so swimmers enjoy a fresher, healthier pool experience.

• Premium calcium hypochlorite: Provides a high chlorine concentration for rapid sanitation and long‑lasting protection.
• Granular formula: Easy to spread and quick to dissolve, perfect for both routine maintenance and emergency shock.
• 25‑lb bulk size: Economical choice for residential and commercial pools, reducing refill frequency.
• Algae control: Strong oxidizing power stops algae growth before it becomes visible, keeping water crystal clear.
• Swim‑ready water: Eliminates chloramines that cause eye irritation and strong odors, delivering a comfortable swimming environment.

Elevate your pool care routine: HTH Plus Cal‑Shock combines superior chlorine potency with user‑friendly granules, making it the go‑to solution for pool owners who demand pristine water quality. Whether you’re prepping for a weekend party or recovering from a heavy rainstorm, this shock treatment restores balance fast, safeguarding your investment and enhancing every dip.