---
product_id: 48406190
title: "1kg Shock Chlorine Granules Swimming Pool & Spa Calcium Hypochlorite Granules Swimming Pool Water Treatment Chemical"
brand: "spachem"
price: "€ 56.48"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/48406190-1kg-shock-chlorine-granules-swimming-pool-and-spa-calcium-hypochlorite
store_origin: SK
region: Slovakia
---

# 1kg high-impact shock dose Precise 6-8ppm bromine control Optimal use above 20°C 1kg Shock Chlorine Granules Swimming Pool & Spa Calcium Hypochlorite Granules Swimming Pool Water Treatment Chemical

**Brand:** spachem
**Price:** € 56.48
**Availability:** ✅ In Stock

## Summary

> 💧 Shock your pool to perfection — crystal clear, every time!

## Quick Answers

- **What is this?** 1kg Shock Chlorine Granules Swimming Pool & Spa Calcium Hypochlorite Granules Swimming Pool Water Treatment Chemical by spachem
- **How much does it cost?** € 56.48 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/48406190-1kg-shock-chlorine-granules-swimming-pool-and-spa-calcium-hypochlorite)

## Best For

- spachem enthusiasts

## Why This Product

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

## Key Features

- • **Safe & User-Friendly:** Formulated for safe handling with clear guidelines for ventilation and application.
- • **Powerful 1kg Shock Dose:** Delivers a potent, professional-grade chlorine blast for crystal-clear water.
- • **Precision Bromine Control:** Maintains ideal bromine levels (6-8ppm) with easy-to-follow dosing instructions.
- • **Versatile Pool & Spa Solution:** Perfect for both regular maintenance and emergency shock treatments to keep your water pristine.
- • **Temperature-Optimized Application:** Designed for effective use in water temperatures above 20°C, ensuring maximum efficiency.

## Overview

This 1kg pack of high-quality calcium hypochlorite granules from SpaChem offers a professional-grade shock treatment for swimming pools and spas. It ensures optimal water cleanliness by maintaining precise bromine levels between 6-8ppm, with easy dosing instructions and safe application methods tailored for water temperatures above 20°C. Ideal for both routine maintenance and emergency water treatment, it guarantees sparkling, safe water with every use.

## Description

Product description               Instructions   1. Test the water for Bromine levels using a TEST KIT  2. Ideal range is a Bromine level of 6ppm to 8ppm, adjusted depending on occupancy (higher for greater occupancy and up to 8ppm, with a MINIMUM of 6ppm for lower occupancy). If tests show low readings then tub has experienced high use and should therefore be elevated to the higher end of the operating range. If bromine reads: 0 – 3ppm, Add 10mg of Calcium Hypochlorite granules. 4 – 6ppm Add 5mg of Calcium Hypochlorite granules. 7 – 8ppm Nothing to be added.  3. Ensure bathing has ceased before adding chemicals to the water  4. Add Calcium Hypochlorite Granules directly to circulating water with water temperature above 20 0C (for temperatures below 20°C add product to 10 litres of clean water in a clean plastic container and add to directly to the circulating spa water.)  5. During the dosing process always ensure water is circulating via the filter and all spa covers are removed.  6. For Drain down & shock dosing procedure please revert to Operations Manual or contact Operations Manager.  PRECAUTIONS Always ensure bathers are out of the water when adding chemicals.  Never mix with any other chemicals including cleaning products, weed killers and chlorine products, as a dangerous reaction may occur.  Always handle products in a well-ventilated area.  Always wash hands thoroughly after handling chemicals.  Store in a cool, dry, well ventilated, secure place. Ensure chemicals do not become damp in storage.  Instructions and dosages given are a guide to most effective use. WARNING This container must not be used or contaminated with any other materials.                   Directions               Test the water for Bromine levels using a TEST KIT 1. Ideal range is a Bromine level of 6ppm to 8ppm, adjusted depending on occupancy 2. Ensure bathing has ceased before adding chemicals to the water 3. Add Calcium Hypochlorite Granules directly to circulating water with water temperature above 20 0C 4. During the dosing process always ensure water is circulating via the filter and all spa covers are removed. 5. Always ensure bathers are out of the water when adding chemicals. 6. Never mix with any other chemicals including cleaning products, weed killers and chlorine products. 7. Always handle products in a well-ventilated area. 8. Always wash hands thoroughly after handling chemicals. 9. Store in a cool, dry, well ventilated, secure place. Ensure chemicals do not become damp in storage.               
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                    Legal Disclaimer               Not for sale to persons under the age of 18. By placing an order for this product, you declare that you are 18 years of age or over. This item must be used responsibly and appropriately.             See more

## Features

- Effective Treatment: High-quality calcium hypochlorite granules designed for swimming pool and spa water treatment, maintaining optimal water cleanliness and safety
- Precise Dosing: Detailed instructions for maintaining bromine levels between 6-8ppm, with specific dosage recommendations based on current water conditions
- Easy Application: Direct addition to circulating water above 20°C, with alternative application method for lower temperatures using a clean plastic container
- Safety Features: Specialized granular shock treatment formulated for safe water maintenance when used according to instructions in well-ventilated areas
- Versatile Use: Professional-grade pool chemical suitable for regular maintenance and shock treatment, helping maintain crystal clear water in your swimming pool or spa

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 1 kg |
| Part number | 10418 |
| Item display weight | 1 Kilograms |
| Manufacturer | SpaChem |
| Manufacturer reference | 10418 |
| ASIN | B01KKD0Y84 |

## Product Details

- **Brand:** SpaChem
- **Item weight:** 1 Kilograms
- **Item form:** Granular
- **Product benefits:** Controls Algae, Kills Bacteria, Maintains Clean Sanitized Water
- **Number of items:** 1

## Images

![1kg Shock Chlorine Granules Swimming Pool & Spa Calcium Hypochlorite Granules Swimming Pool Water Treatment Chemical - Image 1](https://m.media-amazon.com/images/I/41bbfZNfJ4L.jpg)

## Frequently Bought Together

- SpaChem 1kg Spa Granular Shock Calcium Hypochlorite Granules Swimming Pool Water Treatment Chemical
- EASYTEST 7-Way Pool Test Strips, 150 Strips Water Chemical Testing for Hot tub and Spa, Accurate Test Bromine, Total Alkalinity, pH, Free Chlorine, Total Hardness, Cyanuric Acid, and Total Chlorine
- Clearwater CH0005 PH Plus Increaser for Swimming Pool and Spa Treatment

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**Shop now:** [https://www.desertcart.sk/products/48406190-1kg-shock-chlorine-granules-swimming-pool-and-spa-calcium-hypochlorite](https://www.desertcart.sk/products/48406190-1kg-shock-chlorine-granules-swimming-pool-and-spa-calcium-hypochlorite)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-31*