---
product_id: 642546864
title: "HTH 42051 Swimming Pool Care 3\" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz"
brand: "hth"
price: "€ 15.79"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.sk/products/642546864-hth-42051-swimming-pool-care-3-chlorine-tabs-advanced-swimming
store_origin: SK
region: Slovakia
---

# up to 1 week lasting 3" slow-dissolving tabs sanitizer + algaecide + clarifier HTH 42051 Swimming Pool Care 3" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz

**Brand:** hth
**Price:** € 15.79
**Availability:** ✅ In Stock

## Summary

> 💦 Keep your pool crystal clear and party-ready all season long!

## Quick Answers

- **What is this?** HTH 42051 Swimming Pool Care 3" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz by hth
- **How much does it cost?** € 15.79 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/642546864-hth-42051-swimming-pool-care-3-chlorine-tabs-advanced-swimming)

## Best For

- hth enthusiasts

## Why This Product

- Trusted hth brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sun-Protected Formula:** Enhanced stability for chlorine longevity even under harsh sunlight
- • **Easy Maintenance Routine:** Pair with HTH 6-Way Test Strips for perfect water balance every week
- • **Triple-Action Protection:** Sanitizes, clarifies, and kills algae in one powerful tab
- • **Long-Lasting Chlorine Power:** Slow-dissolving formula ensures up to 7 days of continuous pool care
- • **Universal Pool Compatibility:** Safe for vinyl-lined, saltwater, and all pool types

## Overview

HTH42051 3" Chlorine Tabs Advanced deliver a slow-dissolving, triple-action formula that sanitizes, clarifies, and controls algae, lasting up to one week per tab. Compatible with all pool types including vinyl and saltwater, these 8oz tablets are sun-protected for extended chlorine life, ensuring your pool stays sparkling clean and safe with minimal effort.

## Description

The HTH 3” Chlorine Tabs Advanced is the ultimate convenience for pool care. This easy and convenient tab is a sanitizer, clarifier, and algaecide all in one, protecting your swimming pool and swimmers. The advanced formula sanitizes, clarifies, and kills algae for beautiful, clean, and clear water all season. These slow-dissolving, long-lasting tabs are sun-protected for longer chlorine life, dissolve slowly, and last up to one week. Compatible with all pool types, including vinyl-lined pools and saltwater systems, this product 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 3” Chlorine Tabs Advanced, you're all clear for summer fun!

## Features

- BENEFIT: Sanitizer, clarifier, and algaecide to protect your swimming pool and swimmers with one easy and convenient tab
- 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” 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
- YOU’RE 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Benefits | Controls Algae |
| Item Form | Tablet |
| Item Weight | 8 Ounces |

## Product Details

- **Brand:** HTH
- **Item Weight:** 8 ounces
- **Item Form:** Tablet
- **Product Benefits:** Controls Algae
- **UPC:** 073187420510

## Images

![HTH 42051 Swimming Pool Care 3" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz - Image 1](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Convenient clean, clear water
*by S***S on August 1, 2025*

I use one of these tabs in conjunction with a floater in my cold plunge setup (chiller, pump, strainer) to keep the water clean and sanitized. Each tab lasts several weeks and does the job well.

### ⭐⭐⭐⭐⭐ Good product and price
*by M***. on July 21, 2025*

Great price for the amount of pucks.

### ⭐⭐⭐⭐⭐ Perfect
*by E***D on August 8, 2025*

These saved my water clarity they are durable and fit nicely in a 3 inch chlorine floater. Ever since I used these my pool water is clear.

## Frequently Bought Together

- HTH 42051 Swimming Pool Care 3" Chlorine Tabs Advanced, Swimming Pool Chlorinating Sanitizer, 8oz
- Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)
- Clorox® Pool&Spa™ Shock Clear, for Crystal Clear Swimming Pool Water, Swim-ready in 15 minutes, Suitable for vinyl pools (6-Pack)

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**Shop now:** [https://www.desertcart.sk/products/642546864-hth-42051-swimming-pool-care-3-chlorine-tabs-advanced-swimming](https://www.desertcart.sk/products/642546864-hth-42051-swimming-pool-care-3-chlorine-tabs-advanced-swimming)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-25*