HTH Super Select Shock for Swimming Pools

by HTH
Out of Stock

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ITEM# 21804001
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ITEM#: 21804001

HTH Super Select Shock is an effective shock product that works quickly, destroys bacteria and algae and restores crystal clarity to pool water. When adding HTH Super Select Shock Treatment to your pool, broadcast this product evenly over a wide area of the deepest part of the pool. It is important to treat your pool water on a weekly basis to ensure you maintain crystal clear water. This shock is good for all pool surfaces. Provides crystal clear results in 24 hours. 56% Calcium Hypochlorite. 5 Pack.


Dimensions 3 x 6 x 10
Warranty None
Model Number 51437
Country of Origin United States
  • Most Recent

  • great
    Verified Purchase

    love this product, keeps pool nice and clean

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  • As expected
    Verified Purchase

    This user earned $2.00 in rewards for writing this review.Learn More

    I ordered the shock from overstock becasue the local store was sold out. I was skeptical at first, but when the shock came I was pleasantly pleased. The shock was divided into two boxes. I found this helpful for storage and use. This product was exactly what I was hoping for.

    Read More

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** Most Oversize orders are delivered within 1-4 weeks. Some orders may take 6 weeks to be delivered.