---
product_id: 204785933
title: "Hth Granular Shock Chlorine Unstabilised Swimming Pool 5 kg (Powder)"
brand: "hth"
price: "¥52981"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/204785933-hth-granular-shock-chlorine-unstabilised-swimming-pool-5-kg-powder
store_origin: JP
region: Japan
---

# Fast dissolving 68% active chlorine Compatible with all systems Hth Granular Shock Chlorine Unstabilised Swimming Pool 5 kg (Powder)

**Brand:** hth
**Price:** ¥52981
**Availability:** ✅ In Stock

## Summary

> 🏊‍♂️ Dive into crystal-clear waters with confidence!

## Quick Answers

- **What is this?** Hth Granular Shock Chlorine Unstabilised Swimming Pool 5 kg (Powder) by hth
- **How much does it cost?** ¥52981 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/204785933-hth-granular-shock-chlorine-unstabilised-swimming-pool-5-kg-powder)

## 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

- • **Hard Water Hero:** Perfect for high TH environments!
- • **Efficient Coverage:** Restores chlorine for 10 m³ of water with precision!
- • **Shock Treatment Power:** Elevate your pool's chlorine levels instantly!
- • **Quick Dissolve Formula:** Get your pool ready in no time!
- • **Universal Compatibility:** Works seamlessly with any filtration system!

## Overview

HTH Granular Shock Chlorine is a powerful, unstabilised chlorine solution designed for swimming pools. With 68% active chlorine, it effectively raises chlorine levels quickly, making it ideal for shock treatments, especially before storms or after heavy use. This 5 kg powder is compatible with all filtration systems and works efficiently even in hard water conditions.

## Description

HTH Granular Chlorine Unstabilised Swimming Pool 5 kg Can be used in hard water (high TH). - Compatible with all filter systems. - Fast dissolving granules - 68% active chlorine. - Shock treatment, quickly increases chlorine levels in anticipation of thunderstorms or high flow of bathers. Restores chlorine content: Allow 15 grams per 10 m3 of water to increase the chlorine content of 1 mg/l. ¡ Use biocidal products with care. Read the label and product information carefully before use

## Features

- HTH – Granular – Unstabilised chlorine swimming pool – 5 kg – Can be used in hard water (high TH) – Compatible with all filtration systems – Fast dissolving granules – 68% active chlorine – Shock treatment, quickly rises the level of chlorine in anticipation of storm or strong contact with bathers. Restoration of chlorine content: 10 m3. water to increase the chlorine content of 1 mg/lu

## Images

![Hth Granular Shock Chlorine Unstabilised Swimming Pool 5 kg (Powder) - Image 1](https://m.media-amazon.com/images/I/519znhpYAaL.jpg)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/204785933-hth-granular-shock-chlorine-unstabilised-swimming-pool-5-kg-powder](https://www.desertcart.jp/products/204785933-hth-granular-shock-chlorine-unstabilised-swimming-pool-5-kg-powder)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-20*