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HTH

HTH 42053W Pool Care 3" Chlorine Tabs Advanced, Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide, Destroys Bacteria & Algae, Delivers Clear Water All Season, 8 lbs

  • Based on 3,334 reviews
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Availability: In Stock.
Fulfilled by Amazon

Arrives Tuesday, Sep 9
Order within 16 hours and 39 minutes
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Style: Advanced Tablets


Size: 8 lbs


Features

  • BENEFIT: Sanitizer, clarifier, and algaecide to protect your swimming pool and swimmers with one easy, convenient, and individually wrapped 3-inch tablet
  • CLEAR BLUE WATER: This advanced formula sanitizes, clarifies, and kills algae for beautiful, clean, and clear water all season
  • SLOW DISSOLVING, LONG LASTING: Sun protected for longer chlorine life, HTH 3 Individually Wrapped Chlorine Tabs Advanced dissolve slowly and last up to one week
  • COMPATIBLE WITH ALL POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems; Use in floater, feeder, or skimmer basket
  • YOURE ALL CLEAR WITH HTH: For best results, use HTH 6-Way Test Strips twice weekly to test and balance your swimming pool water and keep chlorine levels between 1 and 4 ppm

Description

The HTH 3" Individually Wrapped Chlorine Tabs Advanced are the ultimate solution for pool owners who want to keep their pool water looking beautiful and clean all season long. With one easy and convenient tab, you get a sanitizer, clarifier, and algaecide, protecting your pool and swimmers. This advanced formula is designed to sanitize, clarify, and kill algae for clear blue water. The slow-dissolving, long-lasting formula is sun-protected for longer chlorine life, dissolving slowly and lasting up to one week. These tabs are compatible with all pool types, including vinyl-lined pools and saltwater systems, and can be used in a floater, feeder, or skimmer basket. For best results, use HTH 6-Way Test Strips twice weekly to test and balance your swimming pool water and keep chlorine levels between 1 and 4 ppm. With HTH, you're all clear!

Brand: HTH


Item Weight: 8 Pounds


Item Form: Tablet


Product Benefits: Controls Algae, Maintains Clean Sanitized Water, Kills Bacteria


UPC:


Brand: HTH


Item Weight: 8 Pounds


Item Form: Tablet


Product Benefits: Controls Algae, Maintains Clean Sanitized Water, Kills Bacteria


UPC: 073187900029


Number of Items: 1


Unit Count: 1.0 Count


Product Dimensions: 9.9 x 8.25 x 7 inches


Item Weight: 8 pounds


Manufacturer: Innovative Water Care


Country of Origin: USA


Item model number: 42053W


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Sep 9

This item is non-returnable:

Non-returnable. Transportation of this item is subject to hazardous materials regulation

View our full returns policy here.

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Top Amazon Reviews


  • Absolutely Loving HTH 3″ Chlorine Tabs!
Style: Advanced Tablets Size: 8 lbs
I’ve been using HTH 3″ chlorine tabs all season, and they’ve made pool care a total breeze. Each tab comes individually wrapped, so there’s no sticky mess or fuss when you reach into the bucket. Just tear off the wrapper, drop the tab into your floating dispenser (or skimmer basket), and you’re set—no measuring, no spills, no guesswork. These tabs dissolve evenly, keeping our chlorine levels rock‑steady day after day. We’ve had amazingly clear, sparkling water with zero green tinge or cloudiness, even when temperatures heat up in the peak of summer. I love that I can set it and forget it for several days, freeing up more time for swimming and less time worrying about chemicals. HTH has always been my go‑to brand, and these 3″ tabs prove why. They’re economical (one bucket lasts us most of the season), super easy to store, and compatible with any standard floating chlorinator. I only trust HTH in our pool—and these tabs deliver every single time. If you want a no‑hassle way to keep your pool clean and swim‑ready all summer long, give HTH 3″ chlorine tabs a try! 10/10 recommend. ... show more
Reviewed in the United States on April 17, 2025 by Kori K. Kori K.

  • Works Well in My Sump Pump
Style: Advanced Tablets Size: 5 lbs
I bought these to toss into my sump pump pit to help cut down on grime and smell, and so far, they’re doing a good job. Definitely helps with that musty odor. Just a heads-up—when you open the container, be careful! I got a strong hit of chlorine right to the nose. 😅 But I do like that each tablet is individually wrapped, which keeps things neat and makes them easy to handle. Overall, they’re doing exactly what I hoped they would. ... show more
Reviewed in the United States on April 25, 2025 by Amazon Customer

  • Keeping it clean
Style: Advanced Tablets Size: 5 lbs
This has worked great to keep the pool clean and clear. Disc size is better for larger floaters and floats well. Lasts about a week, only problem I had was with opening the lid otherwise it’s very happy with product.
Reviewed in the United States on May 3, 2025 by M. I.

  • A good match for my CL200 Chlorinator
Style: Advanced Tablets Size: 5 lbs
These Tabs worked well in my Hayward CL200 Chlorinator. They lasted about a week with the CL200 set at 2, but my Water Test showed slightly under 1.0 PPM. So I've changed the CL200 setting from 2 to 4. If I can get to between 1-4 PPM, with Tabs that last 5 or more days without disintegrating, I'll be happy and do a little fine tuning from there. Sustained 2.0 PPM would be outstanding. In a container of 10 individually wrapped Tabs, 1 was broken. In my humble opinion, I think the broken Tabs are more of a shipper-handling problem than a MFG problem. Perhaps a layer of Bubble Plastic in the Container bottom would help. For now, I am satisfied with the product. ... show more
Reviewed in the United States on May 17, 2025 by LG

  • Quality tablets
Style: Advanced Tablets Size: 5 lbs
Great chlorine tablets for the pool. Use them in a floater and they last a long time compared to others I’ve tried.
Reviewed in the United States on May 14, 2025 by Chad D.

  • Great choline tab
Style: Advanced Tablets Size: 5 lbs
Good produce. Very convenient.
Reviewed in the United States on May 20, 2025 by Gary Duffy

  • It is a Reputable Brand
Style: Advanced Tablets Size: 5 lbs
We haven’t used our pool, yet, but we have used the brand before and it did what it said.
Reviewed in the United States on May 7, 2025 by FreddyP1331

  • Good quality.
Style: Advanced Tablets Size: 5 lbs
We like this brand of chlorine tablets and I love that I didn’t have to run to the store and try to find them. A lot of times Walmart is out of them or the local stores are a hit or miss. They also are kind of expensive locally. I liked the price of these and they weren’t great in our pool.
Reviewed in the United States on April 8, 2025 by Misty

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