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£24.95 – £84.95Price range: £24.95 through £84.95
Roof Cleaner Pro Wash is for the removal & prevention of organic contaminations on roofs & associated surfaces. It is a concentrated solution, diluted from 1:5 (general/light contaminations) to 1:3 (more severe contaminations) with clean water. Spray onto roof tiles where green organic clumps, algae, lichen, slimes & general organic growth occurs.
Spray on & leave this powerful bio washing cleaning agent to work over the following days, weeks & months. No rinsing is required!
Select from a 5 litre, 10 litre or 20 litre container
Click Here to view our guide to using this product & other methods of cleaning roofs
Roof Cleaner Pro Wash is for the treatment of organic contaminations on roofs & associated surfaces. It is a concentrated solution which is diluted from 1:5 (general/light contaminations) to 1:3 (more severe contaminations) with clean water. This product should be sprayed onto any roof tile where contaminations of algae, lichen, slimes etc occur. Spray on & simply leave this powerful cleaning agent to work over the following days, weeks & months. No rinsing is required after the application of this bio wash roof cleaning product.
This fungicidal roof wash also inhibits the return of organic contaminants & black spot lichens when applied once or twice per year. Suitable for use on marley roof tiles, general concrete tiles, clay tiles, natural stone, general cement-based tiles, slate tiles, plastic tiles, composite tiles, & metal tiles. Does not have an adverse effect on UPVC windows, lead flashing or metal frames.
Floorseal Roof Cleaner Pro Wash is to be diluted 1:5 with clean water. For heavy contaminations dilute the product at a slightly stronger concentration of 1:3. Once diluted, the solution should be applied at approximately 1 litre to 5m2 of surface area.
5 litres of Roof Cleaner Pro Wash concentrate will produce 30 litres of cleaning fluid (when diluted at 1:5). This will cover a surface area of 120m2 – 150m2. Apply this roof cleaner biocidal wash with a low-pressure sprayer, saturate the surface & leave to dry, no rinsing is required. Please allow the product to dry on the surface to remove clumps of green organic growth, algae, lichens, slimes and fungi. Organic contaminations will disappear over the following days/weeks/months & stays active for up to one year.
Perfect for cleaning of roof tiles and/or a preventative treatment prior to sealing with Floorseal Roof Sealer (& to maintain the surface thereafter).
Available in 5 litre, 10 litre & 20 litre containers.
Please read the full instructions & related information contained within the Technical Data Sheet. If you require help choosing a sealer or cleaning product contact us at info@floorseal.co.uk
Dilute this product at 1:5 – 1 litre of concentrate to 5 litres of water – For light contaminations. Total Coverage 120m2 – 150m2 from a 5 litre container.
Dilute this product at 1:3 – 1 litre of concentrate to 3 litres of water – For severe contaminations. Total Coverage 80m2 – 100m2 from a 5 litre container.
| UK Mainland | FREE Express Order by 1pm Mon-Fri |
| Northern Ireland & Offshore Islands | Not available |
Do you offer Next Day Delivery?
Unfortunately we don’t offer a guaranteed next day service, however the majority of FREE Express packages to England, Wales & Scotland are delivered next working day, when ordered before 1pm Monday-Friday. Excludes remote locations including Cornwall and Highlands (allow 2-5 days).
When will my order be sent out?
Orders placed before 1pm (Mon-Fri) are despatched same day. Orders placed on weekends are processed the next working day.
Please visit our Delivery Page for further information
Please email us with your product order number for SDS information.
For the latest guides and information on best user practices, click here.
This product is a non-acidic solution. It has a Ph neutral formula, safe to use on any type of roof tile.
Yes, this product can be applied to any roof tile which has previously been treated with a sealant.
Your roof tiles should be dry before applying Floorseal Roof Cleaner Pro Wash.
Approximately 120m2 – 150m2 of coverage from a 5 litre container (when diluted at 1:5).
Yes, this product can be applied to any kind of roof tile.
Green organic clumps, algae, slime, fungi & mould. After treatment they will die off over the following few days – red algae’s can take longer and may need more than one application.
Thicker build ups of organic growth may benefit from scraping before treating the roof tiles to kill the roots.
Roof Cleaner Pro Wash has a residual effect. Apply to your roof once per year to inhibit regrowth.
Yes, you should apply a bio wash/fungicide before sealing your roof tiles.



