---
product_id: 405482765
title: "– One Chem - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould Remover, Lichen Remover, Algae Remover - Pressure Washer Detergent - Lichen Control"
brand: "one chem"
price: "1255 kr"
currency: DKK
in_stock: true
reviews_count: 8
category: "One Chem"
url: https://www.desertcart.dk/products/405482765-one-chem-5l-heavy-duty-patio-cleaner-path-cleaner-concentrate
store_origin: DK
region: Denmark
---

# fungicidal formula inhibits regrowth 5L concentrate expands to 25L multi-surface mould & algae remover – One Chem - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould Remover, Lichen Remover, Algae Remover - Pressure Washer Detergent - Lichen Control

**Brand:** one chem
**Price:** 1255 kr
**Availability:** ✅ In Stock

## Summary

> ✨ Transform your outdoor space with the power of One Chem! 🧴

## Quick Answers

- **What is this?** – One Chem - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould Remover, Lichen Remover, Algae Remover - Pressure Washer Detergent - Lichen Control by one chem
- **How much does it cost?** 1255 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/405482765-one-chem-5l-heavy-duty-patio-cleaner-path-cleaner-concentrate)

## Best For

- one chem enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Application:** Dilute, brush, rinse—compatible with pressure washers or manual cleaning tools for ultimate convenience.
- • **Long-Lasting Protection:** Fungicidal action prevents mould regrowth, keeping your outdoor spaces pristine longer.
- • **All-in-One Outdoor Solution:** Eradicates mould, lichen, algae, and moss from patios, paths, tarmac, and stone surfaces.
- • **Trusted Quality Garden Care:** Part of One Chem’s premium garden range, engineered for professional-grade results.
- • **Maximize Your Patio’s Potential:** Covers up to 250 sqm with just 5L concentrate—big clean, small effort.

## Overview

One Chem 5L Heavy Duty Patio Cleaner is a concentrated, multifunctional outdoor cleaning solution designed to remove mould, lichen, algae, and moss from patios, paths, and driveways. Its fungicidal formula not only cleans but also inhibits regrowth, covering up to 250 square meters when diluted. Easy to use with pressure washers or manual brushes, it restores natural stone and paving surfaces, delivering professional-grade results for a fresh, revitalized garden.

## Description

Product description ONE CHEM PATIO CLEANER: This HD patio cleaner is a high-quality lichen remover, mould remover and algae removal tool. The fungicidal wash inhibits regrowth of mould, and cuts through stubborn dirt and residue on your patio RESTORES NATURAL APPEARANCE: One Chem's powerful green mould remover revives your patio and path to give it a fresh new lease of life. This patio cleaning fluid is formulated to rid garden stones, paths and patios of unwanted stains EASY TO USE: Dilute, disperse, brush and rinse - it's as easy as that! This 5 Litres of solution will create 25 Litres of product. Dilute with 4 parts water to 1 part concentrate. Use as a mould remover spray with the aid of a pressure washer, or dilute in a watering can/spray bottle/bucket. Remove debris with a patio brush before applying, allow the product to work then scrub with a firm brush. Once brushed rinse with a garden hose or jet wash. OUTDOOR USE: This concentrate is a multifunctional solution - it's a mould cleaner, lichen remover for driveways, paving slab cleaner and stone cleaner all in one. This versatile patio cleaner fluid is ideal for general garden use - brilliant for getting rid of Lichen on tarmac and removing mould and algae on patio slabs and the garden path ONE CHEM GARDEN RANGE: One Chem garden products, agricultural equipment & supplies are produced to the highest standard. Discover our range of path and patio cleaners, jet washers/pressure washers and black mould remover solutions to achieve top quality results. *NOTE - COLOUR OF THE BOTTLE MAY VARY* Directions Dilute the product with water, remove debris with a patio brush, apply the product, allow it to work, scrub with a firm brush, and rinse with a garden hose or jet wash. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); Safety Warning Use protective equipment when handling the concentrate. Keep out of reach of children and pets. Use in a well-ventilated area. For full safety information, consult the product's Safety Data Sheet. See more

Review: Had dangerous slippy pathh - Works well had to apply twice but must path was full of moss and slime. Nice an clean now and will use again regularly
Review: Great moss and mould killer - Killing green algae on wooden fences

## Features

- ONE CHEM PATIO CLEANER: This HD patio cleaner is a high-quality lichen remover, mould remover and algae removal tool. The fungicidal wash inhibits regrowth of mould, and cuts through stubborn dirt and residue on your patio
- RESTORES NATURAL APPEARANCE: One Chem's powerful green mould remover revives your patio and path to give it a fresh new lease of life. This patio cleaning fluid is formulated to rid garden stones, paths and patios of unwanted stains
- EASY TO USE: Dilute, disperse, brush and rinse - it's as easy as that! This 5 Litres of solution will create 25 Litres of product. Dilute with 4 parts water to 1 part concentrate. Use as a mould remover spray with the aid of a pressure washer, or dilute in a watering can/spray bottle/bucket. Remove debris with a patio brush before applying, allow the product to work then scrub with a firm brush. Once brushed rinse with a garden hose or jet wash.
- OUTDOOR USE: This concentrate is a multifunctional solution - it's a mould cleaner, lichen remover for driveways, paving slab cleaner and stone cleaner all in one. This versatile patio cleaner fluid is ideal for general garden use - brilliant for getting rid of Lichen on tarmac and removing mould and algae on patio slabs and the garden path
- ONE CHEM GARDEN RANGE: One Chem garden products, agricultural equipment & supplies are produced to the highest standard. Discover our range of path and patio cleaners, jet washers/pressure washers and black mould remover solutions to achieve top quality results.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09RB9WNTQ |
| Best Sellers Rank | 7,299 in Garden ( See Top 100 in Garden ) 42 in Moss Control |
| Coverage | 250 square meters |
| Customer Reviews | 3.9 3.9 out of 5 stars (919) |
| Date First Available | 27 Jan. 2022 |
| Item Weight | 5 kg |
| Manufacturer | Assured Products Ltd |

## Product Details

- **Brand:** One Chem
- **Item form:** Liquid
- **Item weight:** 5000 Grams
- **Liquid volume:** 5 Litres
- **Manufacturer:** Assured Products Ltd

## Images

![– One Chem - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould Remover, Lichen Remover, Algae Remover - Pressure Washer Detergent - Lichen Control - Image 1](https://m.media-amazon.com/images/I/81+9yl359nL.jpg)

## Questions & Answers

**Q: Is this sodium hypochlorite? If so, what is the concentration? Thx**
A: It was absolutely rubbish 
Waste of money

**Q: Does it kill the weed on the drive way if you spary it on please ? I know its a cleaner**
A: Hi I had removed the weed before , I think this time of year it will all be dried out,so use it then jet wash it

## Customer Reviews

### ⭐⭐⭐⭐⭐ Had dangerous slippy pathh
*by R***L on 3 April 2024*

Works well had to apply twice but must path was full of moss and slime. Nice an clean now and will use again regularly

### ⭐⭐⭐⭐ Great moss and mould killer
*by A***R on 15 April 2024*

Killing green algae on wooden fences

### ⭐⭐⭐⭐⭐ PATIO CLEANER
*by J***N on 7 January 2026*

WORKED VERY WELL DID THE JOB

## Frequently Bought Together

- One Chem - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould Remover, Lichen Remover, Algae Remover - Pressure Washer Detergent - Lichen Control
- Spear & Jackson 5LPAPS 5 Litre Pump Action Pressure Sprayer
- JCB Garden - 5L Heavy Duty Patio Cleaner - Path Cleaner Concentrate - Mould, Lichen, Algae Remover

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**Shop now:** [https://www.desertcart.dk/products/405482765-one-chem-5l-heavy-duty-patio-cleaner-path-cleaner-concentrate](https://www.desertcart.dk/products/405482765-one-chem-5l-heavy-duty-patio-cleaner-path-cleaner-concentrate)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-03-05*