---
product_id: 389867831
title: "12204CLX Calcium Hardness Increaser, 4 lb, White"
brand: "clorox pool&spa"
price: "NT$2886"
currency: TWD
in_stock: true
category: "Clorox Pool&Spa"
url: https://www.desertcart.tw/products/389867831-12204clx-calcium-hardness-increaser-4-lb-white
store_origin: TW
region: Taiwan
---

# Extends pool equipment life Raises hardness by 50 ppm per 5 lbs Prevents corrosion & staining 12204CLX Calcium Hardness Increaser, 4 lb, White

**Brand:** clorox pool&spa
**Price:** NT$2886
**Availability:** ✅ In Stock

## Summary

> 🛁 Keep your pool flawless and future-proofed with Clorox Calcium Hardness Increaser!

## Quick Answers

- **What is this?** 12204CLX Calcium Hardness Increaser, 4 lb, White by clorox pool&spa
- **How much does it cost?** NT$2886 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/389867831-12204clx-calcium-hardness-increaser-4-lb-white)

## Best For

- clorox pool&spa enthusiasts

## Why This Product

- Trusted clorox pool&spa brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Maintenance:** Granular formula dissolves quickly for hassle-free application and fast results.
- • **Precision Hardness Boost:** Easily raise calcium hardness to ideal 175+ ppm for balanced water chemistry.
- • **Smart Pool Care Integration:** Pair with the Clorox Pool App for expert testing and personalized dosage recommendations anytime.
- • **Ultimate Surface Protection:** Shield your pool from corrosion, etching, and unsightly stains with every use.
- • **Longevity for Your Investment:** Prolong the life of your pool surfaces and equipment by maintaining optimal hardness.

## Overview

Clorox Pool&Spa Calcium Hardness Increaser is a granular formula designed to raise low calcium hardness levels in plaster and soft water pools by 50 ppm per 5 lbs. It prevents corrosion, etching, and staining, thereby protecting pool surfaces and extending equipment life. Compatible with the Clorox Pool App, it offers easy, precise maintenance for a pristine swimming environment.

## Description

Buy Clorox Pool&Spa 12204CLX Calcium Hardness Increaser, 4 lb, White online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

## Features

- Prevents Corrosion, Etching, and Staining: With Clorox Pool&Spa Swimming Pool Calcium Hardness Increaser, you can safeguard your pool against corrosion, etching, and staining, ensuring its longevity and pristine appearance. Our product offers reliable protection, giving you peace of mind while you enjoy your pool.
- Increases Low Total Hardness Levels: This product helps increase the low total hardness levels in swimming pool water, ensuring a balanced and stable environment for your pool. It restores water parameters to their ideal ranges.
- Extends Equipment Life: Unbalanced water can cause a corrosive environment that damages your pool surfaces or equipment. This product prevents pool surface damage, reduces pool maintenance, extending the life of your pool's cleanliness.
- Compatibility: Our Clorox Pool&Spa Swimming Pool Calcium Hardness Increaser is ideal for plaster pools and areas with soft water.
- Clorox Pool App: Test like an expert anytime, anywhere with the Clorox Pool App. Solve common swimming pool problems and get personalized product and dosage recommendations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B084GQH8YF |
| Brand | CLOROX Pool&Spa |
| Brand Name | CLOROX Pool&Spa |
| Customer Reviews | 4.7 out of 5 stars 4,929 Reviews |
| Global Trade Identification Number | 00810821023108 |
| Included Components | Includes: 1 x Pool&Spa 12204CLX Calcium Hardness Increaser, 4 lb |
| Item Form | Granular |
| Item Type Name | Calcium Hardness Increaser, 4 lb. |
| Item Weight | 1.81 kg |
| Item form | Granular |
| Item weight | 1.81 kg |
| Manufacturer | Clorox Pool&Spa |
| Manufacturer Part Number | 12204CLX |
| Model Number | 12204CLX |
| Number of Items | 1 |
| Product Benefits | Prevents Corrosion, Prevents Staining |
| Product benefits | Prevents Corrosion, Prevents Staining |
| UPC | 810821023108 |
| Unit Count | 64 Grams |

## Product Details

- **Brand:** CLOROX Pool&Spa
- **Item form:** Granular
- **Item weight:** 4 Pounds
- **Product benefits:** Prevents Corrosion, Prevents Staining
- **UPC:** 810821023108

## Images

![12204CLX Calcium Hardness Increaser, 4 lb, White - Image 1](https://m.media-amazon.com/images/I/71E4MrOqgkL.jpg)

## Available Options

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

## Frequently Bought Together

- Clorox® Pool&Spa™ Swimming Pool Calcium Hardness Increaser, Prevents Corrosion, Etching and Staining, 4LB (Pack of 1)
- Clorox® Pool&Spa™ Swimming Pool Alkalinity Increaser, Keeps pH Balanced, 5LB (Pack of 1)
- Clorox® Pool&Spa™ Swimming Pool Chlorine Stabilizer, Helps Chlorine Last Longer, Saltwater Pool Compatible, 4LB (Pack of 1)

---

## 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.tw/products/389867831-12204clx-calcium-hardness-increaser-4-lb-white](https://www.desertcart.tw/products/389867831-12204clx-calcium-hardness-increaser-4-lb-white)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-09-02*