---
product_id: 97288934
title: "SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles"
brand: "smartseal"
price: "140619 Ft"
currency: HUF
in_stock: true
reviews_count: 9
category: "Smart Seal"
url: https://www.desertcart.hu/products/97288934-smartseal-roof-clean-xtreme-2-x-5l-powerful-fast-acting
store_origin: HU
region: Hungary
---

# Powerful formula eradicates algae & lichens 10L concentrated solution covers ~80m² Visible results in just 1 hour SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles

**Brand:** smartseal
**Price:** 140619 Ft
**Availability:** ✅ In Stock

## Summary

> 🏠 Transform your roof, transform your curb appeal!

## Quick Answers

- **What is this?** SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles by smartseal
- **How much does it cost?** 140619 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/97288934-smartseal-roof-clean-xtreme-2-x-5l-powerful-fast-acting)

## Best For

- smartseal enthusiasts

## Why This Product

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

## Key Features

- • **Fast-Acting Roof Revival:** See green growth vanish within an hour—because your roof deserves instant refreshment.
- • **Trusted & Proven Formula:** Backed by glowing reviews and UK-tested performance, join thousands who’ve transformed their roofs.
- • **Maximum Coverage, Maximum Value:** Two 5L bottles cover up to 80m², delivering powerful cleaning without frequent reapplication.
- • **Versatile Surface Compatibility:** Perfect for concrete, slate, and clay tiles—extend your roof’s lifespan with confidence.
- • **Professional-Grade Algae & Lichen Killer:** Tackles stubborn black spot lichens and all algae types for a pristine, long-lasting finish.

## Overview

SmartSeal Roof Clean Xtreme is a concentrated, professional-grade roof cleaner designed to rapidly eliminate green growth, algae, and black spot lichens from concrete, slate, and clay roof tiles. With 10L total volume covering approximately 80m², it delivers visible results in just one hour, restoring your roof’s appearance and protecting it from future growth. Trusted by UK homeowners and proven effective across multiple algae and lichen types, this fast-acting formula ensures your roof stays clean, vibrant, and well-maintained.

## Description

SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles : desertcart.co.uk: Garden

Review: Brilliant product - I would reccomend this for moss and dirty roof tiles. Just spray and let it work. Next thing you will see new looking roof tiles.
Review: Keep clean - Mine needed two sprays

## Features

- 💪POWERFUL ROOF CLEANER - Choose our professional grade roof tile sealer to effectively remove green growth, inhibit further growth, and restore the appearance of your roof. With its powerful formulation, it eradicates green growth as well as black lichen and green algae. Enjoy the confidence of a clean and well-maintained roof. Witness the remarkable results with our exceptional roof tile cleaner.
- 🏠 POWERFUL AND PROVEN ROOF CLEANER FOR BLACK SPOT LICHENS! - Experience the power of our highly effective Roof Cleaner, specially formulated to tackle the persistent growth of black spot lichens on roofs. These stubborn organisms thrive in damp conditions across the UK, appearing as tiny spots on porous surfaces when left untreated or unwashed. Don't let them mar the beauty of your roof any longer. Our powerful roof cleaner can help retain the look and appearance of your roof for years to come.
- ✔️ PROVEN AND TRUSTED ROOF TILE CLEANER - Our roof tile cleaner has been extensively tested and proven to tackle a range of green growth and lichens, including black, green, white, and yellow varieties. With its powerful formulation, it effectively eliminates green growth, algae and lichens from roof tiles as well as driveways and patios. Say goodbye to the unsightly presence of green algae and lichens on your roof tiles.
- ⏱️ SAY GOODBYE TO GREEN GROWTH FAST! - Our high-performance roof tile cleaner is proven to tackle green growth as well as dirt and grime with exceptional speed. In just one hour, you can witness the transformative power of this product as it cleans your roof and eliminates green growth and algae. When time is of the essence, our roof cleaner is the best option for achieving speedy and remarkable results. Take action and choose our high-performance roof growth killer.
- 💥MAXIMUM CLEANING POWER FOR ROOFS! - Experience the exceptional roof cleaning power of our concentrated roof cleaner and growth killer. With 5 litres of product, you can clean approximately 40 m² of roof surface, ensuring maximum coverage and effectiveness. Say goodbye to surface dirt and grime, thanks to the potent ingredients of our Xtreme range.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07KFGKN5S |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 8,627 in Garden ( See Top 100 in Garden ) 103 in Moss Control |
| Coverage | Half |
| Customer Reviews | 4.2 4.2 out of 5 stars (153) |
| Date First Available | 12 Nov. 2018 |
| Included components | Product Only |
| Manufacturer | Smartseal UK Ltd |
| Manufacturer reference | sm-roofex-offer for 2 |
| Part number | sm-roofex-offer for 2 |
| Style | 2 x 5L |

## Product Details

- **Brand:** SmartSeal
- **Item form:** Liquid
- **Liquid volume:** 10 Litres
- **Manufacturer:** Smartseal UK Ltd
- **Unit count:** 10000.0 millilitre

## Images

![SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - Image 1](https://m.media-amazon.com/images/I/81sTVFTUeuL.jpg)
![SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - Image 2](https://m.media-amazon.com/images/I/91E-UJJ7A3L.jpg)
![SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - Image 3](https://m.media-amazon.com/images/I/91WLsnIHURL.jpg)
![SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - Image 4](https://m.media-amazon.com/images/I/61koUoDYVuL.jpg)
![SmartSeal Roof Clean Xtreme - 2 x 5L - Powerful, Fast Acting Roof Cleaner. Concentrated Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - Image 5](https://m.media-amazon.com/images/I/61Rjlk0pOxL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Brilliant product
*by S***M on 7 September 2025*

I would reccomend this for moss and dirty roof tiles. Just spray and let it work. Next thing you will see new looking roof tiles.

### ⭐⭐⭐⭐⭐ Keep clean
*by B***J on 20 November 2025*

Mine needed two sprays

### ⭐⭐⭐⭐ High expectations with an expensive product
*by J***N on 10 January 2026*

Not had chance to apply yet but quietly confident. At a max 1:1 dilution it is expensive, with some quoting 25:1. High expectations.

## Frequently Bought Together

- Smartseal Roof Clean Xtreme - Powerful, Fast Acting Roof Cleaner - Concentrated Organic Growth Killer For Roofs, Algae Remover For Concrete, Slate And Clay Roof Tiles - (10 Litre)
- Spear & Jackson 5LPAPS 5 Litre Pump Action Pressure Sprayer
- Smartseal Roof Tile Sealer - Long-lasting Protection for Concrete, Slate & Clay Tiles - Solvent-Free Sealant, 10-year Water Repellent Barrier, Helps Prevent Moss and Algae (2 x 5 L)

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**Shop now:** [https://www.desertcart.hu/products/97288934-smartseal-roof-clean-xtreme-2-x-5l-powerful-fast-acting](https://www.desertcart.hu/products/97288934-smartseal-roof-clean-xtreme-2-x-5l-powerful-fast-acting)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-02-22*