---
product_id: 244912146
title: "– Calcium Hardness Increaser, Calcium Chloride, Hardness Increaser - 5kg for Spas, Hot Tubs, Swim Spas and Swimming Pools"
brand: "cpf solutions"
price: "₪549"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/244912146-calcium-hardness-increaser-calcium-chloride-hardness-increaser-5kg-for-spas
store_origin: IL
region: Israel
---

# 5kg capacity Spa & pool compatible 100-450 ppm range – Calcium Hardness Increaser, Calcium Chloride, Hardness Increaser - 5kg for Spas, Hot Tubs, Swim Spas and Swimming Pools

**Brand:** cpf solutions
**Price:** ₪549
**Availability:** ✅ In Stock

## Summary

> 💦 Make a Splash with Perfectly Balanced Water!

## Quick Answers

- **What is this?** – Calcium Hardness Increaser, Calcium Chloride, Hardness Increaser - 5kg for Spas, Hot Tubs, Swim Spas and Swimming Pools by cpf solutions
- **How much does it cost?** ₪549 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/244912146-calcium-hardness-increaser-calcium-chloride-hardness-increaser-5kg-for-spas)

## Best For

- cpf solutions enthusiasts

## Why This Product

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

## Key Features

- • **🌊 Perfect Balance:** Maintain the ideal hardness levels for both acrylic and plastic finishes.
- • **📏 Easy Measurement:** Simple dosing instructions for precise water treatment.
- • **🔧 Protect Your Investment:** Prevent limescale buildup and extend the life of your hot tub components.
- • **🏊‍♂️ Dive into Comfort:** Enjoy a luxurious soak with perfectly balanced water.
- • **💪 Elevate Your Water Quality:** Achieve optimal calcium hardness for a pristine spa experience.

## Overview

CPF Solutions Calcium Hardness Increaser is a 5kg calcium chloride product designed to maintain optimal water hardness levels in spas, hot tubs, swim spas, and swimming pools. It helps prevent limescale buildup and protects internal components by ensuring water hardness is kept between 100 to 450 parts per million, depending on the finish of your spa.

## Description

Calcium Hardness Increaser, Calcium Chloride, Hardness Increaser - 5kg for Spas, Hot Tubs, Swim Spas and Swimming Pools

## Features

- Harder water can cause limescale and impact on the internal components of your hot tub or swimming pool circulation mechanics.
- Water needs to have and be maintained with a certain hardness level to it because soft water can be very corrosive.
- Whichever side your waterfalls, you need to have your water balanced to the correct levels. Spas and hot tubs with acrylic finishes should have water with a calcium hardness level of around 100 to 250 parts per million
- In spas and hot tubs with a plastic finish, the water calcium level should be between 250 to 450 ppm.
- CPF Solutions Calcium Hardness, Calcium Chloride or Calcium Chloride Flakes is used as a spa hardness increaser for your water calcium hardness levels

## Images

![– Calcium Hardness Increaser, Calcium Chloride, Hardness Increaser - 5kg for Spas, Hot Tubs, Swim Spas and Swimming Pools - Image 1](https://m.media-amazon.com/images/I/41zZftZc-TL.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.co.il/products/244912146-calcium-hardness-increaser-calcium-chloride-hardness-increaser-5kg-for-spas](https://www.desertcart.co.il/products/244912146-calcium-hardness-increaser-calcium-chloride-hardness-increaser-5kg-for-spas)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-06*