---
product_id: 408577761
title: "Pool Unit 20k-30k gallons (4-Pack)"
brand: "poolrx"
price: "€ 459.40"
currency: EUR
in_stock: true
reviews_count: 8
category: "Poolrx"
url: https://www.desertcart.at/products/408577761-pool-unit-20k-30k-gallons-4-pack
store_origin: AT
region: Austria
---

# up to 6 months effectiveness works in chlorine, salt, UV & ozone pools 3 active ingredients formula Pool Unit 20k-30k gallons (4-Pack)

**Brand:** poolrx
**Price:** € 459.40
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your pool pristine all season—because algae is so last summer!

## Quick Answers

- **What is this?** Pool Unit 20k-30k gallons (4-Pack) by poolrx
- **How much does it cost?** € 459.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/408577761-pool-unit-20k-30k-gallons-4-pack)

## Best For

- poolrx enthusiasts

## Why This Product

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

## Key Features

- • **Long-Lasting Clarity:** Keeps your pool crystal clear for up to 6 months, reducing the hassle of frequent treatments.
- • **Certified Safe & Reliable:** NSF/ANSI 50 certified for peace of mind and trusted pool care performance.
- • **Chemical Demand Reduction:** Lowers the need for extra chemicals, saving you money and minimizing harsh additives.
- • **Triple-Action Algae Defense:** New formula with 3 powerful active ingredients to eliminate all types of pool algae effortlessly.
- • **Universal Pool Compatibility:** Perfectly effective in chlorine, salt, UV, or ozone pools—versatility that fits your lifestyle.

## Overview

The PoolRX+ Pool Unit 20k-30k gallons (4-Pack) features a cutting-edge triple-ingredient formula that eliminates all types of algae and reduces chemical use. Certified NSF/ANSI 50 safe, it works seamlessly in chlorine, salt, UV, or ozone pools, providing up to 6 months of reliable protection. Ideal for busy professionals who want a low-maintenance, crystal-clear pool year-round.

## Description

POOLRX 331067 BLACK UNIT PLUS 20K

Review: Pool use - Great to use will you pool to balance chemicals easier
Review: It works and is awesome - Awesome

## Features

- New formula with 3 active Ingredients
- Eliminates all types of Pool Algae
- Reduces chemical demand
- Effective for up to 6 Months
- Ideal for Chlorine, Salt, UV, or Ozone Pools
- NSF/ANSI 50 Certified

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09KJFN8Z8 |
| Best Sellers Rank | #37,402 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #56 in Swimming Pool Algaecides |
| Brand Name | poolrx |
| Customer Reviews | 4.6 4.6 out of 5 stars (77) |
| Item Form | Tablet |
| Item Type Name | Swimming Pool Algaecide |
| Item Weight | 5.2 Pounds |
| Manufacturer | Pool Rx |
| Product Benefits | Controls Algae |
| UPC | 700553310679 |
| Unit Count | 4.0 Count |

## Product Details

- **Brand:** poolrx
- **Item Form:** Tablet
- **Item Weight:** 5.2 Pounds
- **Product Benefits:** Controls Algae
- **UPC:** 700553310679

## Images

![Pool Unit 20k-30k gallons (4-Pack) - Image 1](https://m.media-amazon.com/images/I/51kSzBqWqPL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Pool use
*by Z***N on February 16, 2026*

Great to use will you pool to balance chemicals easier

### ⭐⭐⭐⭐⭐ It works and is awesome
*by J***H on January 13, 2026*

Awesome

### ⭐⭐⭐⭐⭐ One and done!
*by A***R on October 12, 2025*

This little thing packs a huge punch! We just drop it in and it helps greatly with keeping the chemicals in our pool balanced. It helps control the algae in the pool. It's well worth it's cost. You'd be spending much more on chemicals and wasting so much time!

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**Shop now:** [https://www.desertcart.at/products/408577761-pool-unit-20k-30k-gallons-4-pack](https://www.desertcart.at/products/408577761-pool-unit-20k-30k-gallons-4-pack)

---

*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-06-05*