---
product_id: 28372698
title: "Robarb20345A Spa Specialties Calcium Hardness Up for Spas and Hot Tubs, 1-Quart"
brand: "brand: robarb"
price: "€ 51.50"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/28372698-robarb20345a-spa-specialties-calcium-hardness-up-for-spas-and-hot
store_origin: SK
region: Slovakia
---

# Robarb20345A Spa Specialties Calcium Hardness Up for Spas and Hot Tubs, 1-Quart

**Brand:** brand: robarb
**Price:** € 51.50
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Robarb20345A Spa Specialties Calcium Hardness Up for Spas and Hot Tubs, 1-Quart by brand: robarb
- **How much does it cost?** € 51.50 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/28372698-robarb20345a-spa-specialties-calcium-hardness-up-for-spas-and-hot)

## Best For

- brand: robarb enthusiasts

## Why This Product

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

## Description

Robarb20345A Spa Specialties Calcium Hardness Up for Spas and Hot Tubs, 1-Quart

## Features

- Prevents foaming and scaling
- Raises hardness levels
- Fast acting liquid
- Package Dimensions: 7.874 L x 24.384 H x 8.382 W (centimeters)

## Images

![Robarb20345A Spa Specialties Calcium Hardness Up for Spas and Hot Tubs, 1-Quart - Image 1](https://images-na.ssl-images-amazon.com/images/I/61sAGe1DktL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.sk/products/28372698-robarb20345a-spa-specialties-calcium-hardness-up-for-spas-and-hot](https://www.desertcart.sk/products/28372698-robarb20345a-spa-specialties-calcium-hardness-up-for-spas-and-hot)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-26*