---
product_id: 550631445
title: "HTH Pool Shock, Cal Hypo Formula, 13.3oz, Pack of 2 | Swimming Pool Care | Chlorinator | Boosts Chlorine Levels"
brand: "hth"
price: "€ 41.13"
currency: EUR
in_stock: true
reviews_count: 8
category: "Hth"
url: https://www.desertcart.com.cy/products/550631445-hth-pool-shock-cal-hypo-formula-13-3oz-pack-2
store_origin: CY
region: Cyprus
---

# Fast-acting shock treatment Clarifies & sanitizes pool water Cal Hypo formula prevents chlorine lock HTH Pool Shock, Cal Hypo Formula, 13.3oz, Pack of 2 | Swimming Pool Care | Chlorinator | Boosts Chlorine Levels

**Brand:** hth
**Price:** € 41.13
**Availability:** ✅ In Stock

## Summary

> 💥 Shock your pool to perfection — because your swim deserves the best!

## Quick Answers

- **What is this?** HTH Pool Shock, Cal Hypo Formula, 13.3oz, Pack of 2 | Swimming Pool Care | Chlorinator | Boosts Chlorine Levels by hth
- **How much does it cost?** € 41.13 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/550631445-hth-pool-shock-cal-hypo-formula-13-3oz-pack-2)

## 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

- • **Bacteria & Algae Defense:** Effectively prevents bacteria and algae growth for a pristine swim 🦠🚫
- • **Crystal Clear Every Time:** Sanitizes and clarifies without adding cyanuric acid for a brilliant sparkle 💧
- • **Test & Balance Like a Pro:** Pair with HTH 6-Way Test Strips for optimal water chemistry twice weekly 🧪
- • **Shock Your Pool Back to Life:** Fast-acting formula clears 90% of water issues within 24 hours ⚡
- • **Universal Pool Compatibility:** Safe for all pool types including vinyl-lined and saltwater systems 🏊‍♂️

## Overview

HTH Pool Shock Cal Hypo Formula is a fast-dissolving, multi-use pool treatment that sanitizes, clarifies, and prevents bacteria and algae. Designed to solve 90% of pool water problems within 24 hours, it works without adding cyanuric acid, avoiding chlorine lock. Compatible with all pool types, this 2-pack of 13.3oz powder is essential for maintaining crystal-clear, healthy pool water.

## Description

desertcart.com : HTH Pool Shock, Cal Hypo Formula, 13.3oz, Pack of 2 | Swimming Pool Care | Chlorinator | Boosts Chlorine Levels : Patio, Lawn & Garden

Review: Great price, Great product - Great deal on these as they still sell for 8 dollars each where we live Fast acting and clears a pool up in a few hours. I won't be without this brand as long as I own a pool
Review: Works extremely well! - Love this product

## Features

- The information below is per-pack only
- BENEFIT: Shock treat, sanitize, clarify, and help prevent bacteria and algae in your swimming pool water, all with this convenient, easy-to-use product
- FEATURES: Multi-use pool shock with Cal Hypo; Use weekly to solve 90% of pool water problems within 24 hours; Fast-acting and fast-dissolving
- VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock
- COMPATIBLE WITH ALL SWIMMING POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems
- YOU’RE ALL CLEAR WITH HTH: For best results, use with HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CF2V7ZBL |
| Brand | HTH |
| Customer Reviews | 4.8 4.8 out of 5 stars (519) |
| Department | Unisex-Adult |
| Item Form | Powder |
| Item Weight | 1.66 pounds |
| Item model number | 52031 |
| Manufacturer | Innovative Water Care |
| Number of Items | 2 |
| Product Benefits | pevents bacteria and algae |
| Product Dimensions | 1 x 4.5 x 11 inches |
| Unit Count | 26.6 Ounce |

## Product Details

- **Brand:** HTH
- **Item Form:** Powder
- **Item Weight:** 26.6 Ounces
- **Number of Items:** 2
- **Product Benefits:** pevents bacteria and algae

## Images

![HTH Pool Shock, Cal Hypo Formula, 13.3oz, Pack of 2 | Swimming Pool Care | Chlorinator | Boosts Chlorine Levels - Image 1](https://m.media-amazon.com/images/I/81F8YlXmmYL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great price, Great product
*by M***N on October 21, 2025*

Great deal on these as they still sell for 8 dollars each where we live Fast acting and clears a pool up in a few hours. I won't be without this brand as long as I own a pool

### ⭐⭐⭐⭐⭐ Works extremely well!
*by C***L on January 25, 2026*

Love this product

### ⭐⭐⭐⭐⭐ Price a works
*by A***R on December 14, 2025*

At what are these from my pool?It did keep my pool clean.It was easy to use it to dissolve quickly and keep everything under control

## Frequently Bought Together

- HTH 52031 Swimming Pool Care Shock, Swimming Pool Chlorinator Boosts Chlorine Levels, Cal Hypo Formula, 13.3oz (Pack of 2)
- HTH 67084 Pool Care Algae Guard Advanced, All Algae Eliminator for Swimming Pools - Fast-Acting, Destroys & Prevents Green, Black & Mustard Algae, Keeps Pool Water Crystal Clear, 32 fl oz

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**Shop now:** [https://www.desertcart.com.cy/products/550631445-hth-pool-shock-cal-hypo-formula-13-3oz-pack-2](https://www.desertcart.com.cy/products/550631445-hth-pool-shock-cal-hypo-formula-13-3oz-pack-2)

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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-10*