---
product_id: 139500463
title: "Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs"
brand: "baquacil"
price: "7734 kr"
currency: ISK
in_stock: false
reviews_count: 4
url: https://www.desertcart.is/products/139500463-baquacil-84367-calcium-hardness-increaser-swimming-pool-balancer-3-5
store_origin: IS
region: Iceland
---

# 3.5 lbs 10 ppm increase per lb Chlorine & bromine compatible Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs

**Brand:** baquacil
**Price:** 7734 kr
**Availability:** ❌ Out of Stock

## Summary

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

## Quick Answers

- **What is this?** Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs by baquacil
- **How much does it cost?** 7734 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/139500463-baquacil-84367-calcium-hardness-increaser-swimming-pool-balancer-3-5)

## Best For

- baquacil enthusiasts

## Why This Product

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

## Key Features

- • **Easy Application:** Just 1 lb per 10,000 gallons for a hassle-free experience.
- • **Concentrated Power:** Chlorine-free formula for a cleaner, safer swim.
- • **Corrosion Prevention:** Protect your investment with balanced water chemistry.
- • **Elevate Your Pool Game:** Achieve optimal calcium levels effortlessly!
- • **Versatile Compatibility:** Works seamlessly with both chlorine and bromine systems.

## Overview

Baquacil 84367 Calcium Hardness Increaser is a concentrated 3.5 lbs formula designed to raise calcium hardness levels in swimming pools, preventing corrosion and ensuring optimal water balance. Ideal for both vinyl and plaster pools, it works effectively with chlorine and bromine sanitization systems.

## Description

Raise your spa water to the recommended level of calcium hardness with Calcium Hardness Increaser from Baquacil. As part of Baquacil’s complete line of spa and hot tub maintenance products, this is an essential chemical addition to any pool care collection. About the Brand: BAQUACIL was developed for use in chlorine-free swimming pools. Our water care products are economical and powerful enough for the toughest jobs. BAQUACIL and its sister brands offer everything from algaecides and deposit control formulas to sanitizers, powerful surface cleaners, clarifiers, enzyme-based cleaners, and more. If you like BAQUACIL, check out some of the other similar brands from our parent company, Sigura, like HTH, Applied Biochemists, Leisure Time, GLB, Spa Selections, and PooLife. Sigura has a long heritage of developing innovative water treatment solutions for use in pools, lakes, ponds, hot tubs, and more. At Sigura, we have an unparalleled commitment to delivering superior water treatments that improve the environment and enhance the security, health, and safety of our global communities. With our innovation and simple, intuitive solutions that anticipate needs, Sigura customers feel more secure as they enjoy their pools, spas, ponds, and lakes.

## Features

- Make sure this fits by entering your model number.
- BENEFITS: Raises spa water to the recommended level of calcium hardness to prevent corrosion
- USE: 1 lb per 10,000 gallons to raise calcium hardness by 10 ppm; Maintain levels between 180-250 ppm for vinyl pools and 200-275 ppm for plaster pools
- COMPATIBILITY: Works with chlorine and bromine sanitized pools
- FEATURES: Chlorine free; Concentrated formula
- INCLUDES: One 3.5-lb container of Baquacil Calcium Hardness Increaser

## Images

![Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs - Image 1](https://m.media-amazon.com/images/I/817+gGJkdUL.jpg)
![Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs - Image 2](https://m.media-amazon.com/images/I/81pwgxgdJiL.jpg)
![Baquacil 84367 Calcium Hardness Increaser Swimming Pool Balancer, 3.5 lbs - Image 3](https://m.media-amazon.com/images/I/310pkD5GVVL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ 







  
  
    So far so good
  

*by J***S on Reviewed in the United States on May 22, 2020*

Brought my hardness of my pool water down... Hope that slows down the Marcite from deteriorating

### ⭐ 







  
  
    Received items all spilled.  product leaked out. Pleas replace.
  

*by S***G on Reviewed in the United States on July 31, 2022*

Disliked damaged and leaking product. Have used before and good product for our beautiful inground pool.

### ⭐⭐ 







  
  
    Lid to container not sealed properly
  

*by B***. on Reviewed in the United States on July 8, 2019*

Product arrived in sealed box but once opened the containers lid was already opened and had spilled throughout box. The lid to the container was not sealed as should have been.

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**Shop now:** [https://www.desertcart.is/products/139500463-baquacil-84367-calcium-hardness-increaser-swimming-pool-balancer-3-5](https://www.desertcart.is/products/139500463-baquacil-84367-calcium-hardness-increaser-swimming-pool-balancer-3-5)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-24*