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Koopman Lumber - Sharon

Plus Cal‑Shock Granular Pool Shock – 25 lb High‑Performance Chlorine

SKU #8136552 Model #88506 UPC #073187885067
HTH Plus Cal‑Shock Granular Pool Shock – 25 lb High‑Performance Chlorine

HTH

Regular Price
$ 169.99 EA
Koopman Lumber - Sharon Sharon, MA
Available at 3 other locations
  • 4 available for special order at
  • 4 available for special order at
  • 4 available for special order at
Product can only be purchased in store
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Available for Special Order. Pickup In store in 3-8 days.

Description

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Descriptions are AI-generated. For accurate measurements, please call the store to confirm.

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.

Key Features & Benefits:
  • 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.