No Scrubbing Required: Effectively works to removes outdoor mould, mildew, and algae, with no scrubbing, jet washing or rinsing needed. Simply saturate dry surface with solution and wait for product to work its magic; apply on day with no rain forecasted

Versatile Application: Perfect for covering large outdoor surfaces, including patios, roofs, driveways, paving, tarmac, decking and more. Whether it's your driveway or solar panels, Wet & Forget has you covered

Powerful Reach: The attached Reach Nozzle allows you to cover up to 200m² in just 10 minutes and reach up to 8m high, making it perfect for taller buildings

Hassle-Free: Simply attach to your hose, and the solution automatically mixes with water, just spray and walk away

Confidence in Every Spray: While our formula is gentle, we recommend wearing protective gloves and eye protection during use

Removes dirt and grime from your roof easily – there’s no need to use a pressure washer!

Cuts through and removes lichen, black spots, white spots, algae, mould & more

Ultima-Plus XP’s Ultimate Roof Cleaner is completely safe to use on all types of roof tiles, even clay!

Contains 4 powerful and active cleaning ingredients and a biocide to prevent the growths from coming back in the future

Ready to use formula for a cleaner roof in just 60 minutes!

No Scrubbing Required: Simply mix 1 part Wet & Forget with 5 parts water, apply to the desired surface, and let it work its magic. No scrubbing, rinsing or jet washing required, just spray and walk away

Highly Concentrated Formula: One bottle produces up to 30 litres of solution, covering a large area of 100-300m². Apply in cloudy, dry conditions for best results, ensuring at least 4-5 hours before any rainfall

Versatile Application: Perfect for various surfaces, including patios, roofs, bricks, paving, artificial grass, tarmac, decking and more. Whether it's your driveway, headstones, or solar panels, Wet & Forget has you covered

Softer Solution: Wet & Forget’s gentle, nearly pH-neutral formula is bleach-free making it safe to use on so many different outdoor surfaces

Confidence in Every Spray: While our formula is gentle, we recommend wearing protective gloves and eye protection during use.

Clears biological growth

Recommended preparation for Stormdry Masonry Protection Cream

Apply using, brush, roller, or spray

Ready for use (no mixing)

Low odour, non-staining, non-flammable

Deeply cleans your roof to remove dirt and grime easily

Removes lichen, black spots, white spots, algae, mould & more

You can use our roof cleaner to deeply clean any roof tiles, even clay!

Designed with 4 powerful and active cleaning ingredients and a biocide, all of which help to prevent any algae, mould or lichen from returning!

Easy and ready to use formula - get a cleaner roof in just 60 minutes

EASY TO APPLY: Spray and leave formula, no scrubbing required. Dilute at 1:5 with water – one part product to 5 parts water and spray directly onto the surface. Leave the product to work over time. No rinsing or scrubbing is required! Let the product do the work so you do not have to!

NO RINSING: Spray onto your roof and leave to work. This product should be left on the surface without rinsing. It does not require any scrubbing or agitation to work. After application your roof will become cleaner over the following days, weeks and months.

LONG LASTING RESIDUAL FORMULA: Roof Cleaner Bio Wash will last up to 12 months once applied to your roof. Apply to older roofs to remove organic growth. Pre-treat new roofs as a preventative measure (or recently cleaned/scraped roofs) to inhibit a reinfestation of organic growth. Apply once or twice per year to remove contaminations or inhibit its appearance/reappearance.

WATER-BASED FORMULA: Roof Cleaner Bio Wash is an easy to use water-based product. Apply to your roof and allow to dry. The product becomes active within around 12 hours. Does not contain acid or bleach.

HUGE COVERAGE – A single 5-litre container covers up to 120m2, 10-litre covers up to 240m2 and 20-litre will cover up to 480m2, when diluted 1:5 with water.Apply with a simple low pressure pump-up sprayer. Spray evenly over the roof covering 5m2 with approximately 1 litre of solution.

SUITABLE FOR: Old or new roof tiles which are contaminated with organic growth. Apply to concrete, slate, clay-tiles, sandstone, limestone or any surface which is suffering from organic growth. Such as green organic matter, slimes, fungi, lichen, algae and more.

FURTHER INFORMATION AT THE FOOT OF THE PAGE.

Garden Genie Roof Cleaner is an innovative spray & leave outdoor treatment that cleans away mould, mildew, lichen, algae and water marks, not only from roofs but all types of outdoor surfaces.

Effectively removes biological and unsightly stains cause by mould, mildew and algae from all types of roofs, garden fences, patios, paths, and more. Our antibacterial formula removes these stains with ease, leaving your garden clean and hygienic.

Restore your roof back to its former glory with Garden Genie Roof Cleaner. This powerful outdoor treatment is non-acidic and non-abrasive. Our Roof Cleaner works like magic to eliminate biological stains whilst being gentle on your surfaces.

The concentrated solution can be used neat for heavy soiling but also diluted for less intense jobs. Garden Genie Roof Cleaner offers a comprehensive solution for a multitude of cleaning needs.

Garden Genie Roof Cleaner is easy to use, simply spray and leave, let it soak in, and the elements will wash away the residue. Let the powerful formula do all the hard work so you don’t have to - no scrubbing required! Just don’t use if rain is forecast within 4 hours, ideally let it sit for at least 24 hours before rain. Ensure a couple of dry days prior to application.

Powerful Roof Cleaner: Our industrial-strength Roof Cleaner is a potent solution designed to effectively clean away mould, mildew, lichen, algae, and water marks from roofs and tiles.

Rapid Action Formula: Works quickly and efficiently to remove biological growth and everyday dirt from all types of roofs, restoring them to their former glory.

Non-Abrasive & Biodegradable: Whilst our formula is extremely powerful, it is also non-acidic and non-abrasive, ensuring deep cleaning without harming your roof.

Concentrated Solution: Our Roof Cleaner can be used neat for tough stains, or it can be diluted for lighter soiled roofs, offering versatility in any cleaning scenario.

User-Friendly Application: Our industrial-strength Roof Cleaner is easy to use. Spray it over the affected area, ensuring full saturation. The powerful formula takes care of the tough cleaning, eliminating the need for scrubbing.