HTH 3-inch Chlorine Tablets — Tablet, 5 lb — Pool Sanitizer for Bacteria and Algae Control
HTH 3-inch Chlorine Tablets — Tablet, 5 lb — Pool Sanitizer for Bacteria and Algae Control
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HTH 3-inch Chlorine Tablets — Tablet, 5 lb — Pool Sanitizer for Bacteria and Algae Control

473 ratings

Key item features

  • Sanitizing Tablets: These 3-inch chlorine tablets provide effective sanitation for swimming pools, ensuring clean and clear water.
  • Bacteria Algae Control: The concentrated chlorinator actively controls both bacteria and algae, protecting the pool water.
  • Convenient Application: Designed for easy use, the tablets can be placed in a floater, feeder, or skimmer basket.
  • Slow Dissolve: Each wrapped 7oz tablet is formulated to dissolve slowly, providing a steady release of chlorine for up to one week.
  • Universal Pool Compatibility: Suitable for all pool surfaces and types, including small, pop-up, above-ground, vinyl-lined, and saltwater pools.
  • Sun Protected: The tablets are sun-protected, maintaining their efficacy even under direct sunlight.
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Product details

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Customer ratings & reviews

4.7 out of 5 stars
stars
473 ratings65 reviews
How item rating is calculated
  1. 5 stars85% (401)
  2. 4 stars8% (36)
  3. 3 stars3% (15)
  4. 2 stars1% (5)
  5. 1 star3% (16)

Reviews summary

Pros

  • : Effectively removes dirt and debris.
  • : The product provides adequate quantity for the charged price.

Cons

  • : The tablets provide gradual extended release.
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Showing 1-3 of 65 reviews

Oct 8, 2026
Reviewer name: Chance
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Best for the price.

Helpful?2OVC2SY76KTP5372263739
May 1, 2026
Reviewer name: Elizabeth
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Recommend

I use these in my pool every year, they are cheaper this year and easier to find then back during the plandemic like a lot of other stuff. These last around a week in my 18 x 48 pool. I usually put a couple in the floaters and it keeps the pool looking clear

Helpful?2OVC2SY76KTP5372263739
Jun 15, 2026
Reviewer name: Tom
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Best Value for the dollar and Very good product

High Quality Chlorine tablet..I thought they were all the same. i bought another company's product it dissolved too Quickly and chlorine was weak. It was Garbage. This is worth every penny spent.

Helpful?2OVC2SY76KTP5372263739
Current price is Now $24.63
You save $11.34
was $35.97
30.8 ¢/oz
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