Patio Black Spot Removal

Tough rust stains don’t stand a chance with Go Ferrous – the professional rust remover for patio slabs and natural stonework. Specially created to tackle even the most stubborn marks, this powerful yet gentle cleaner restores removes surface rust marks effortlessly to patios driveways, and garden paths. Go Ferrous was formulated to remove all types of rust staining from patios, paths, and garden stonework. From iron sulphate in lawn fertilisers to rust marks caused by BBQs, garden furniture, and metal plant pots, this advanced solution penetrates deep into the surface to dissolve rust and green algae that standard cleaners or jet washing can’t shift. Safe and versatile, our patio rust remover is suitable for Indian Sandstone (excluding Kandla Grey), York Stone, Limestone, Granite, block paving and most other natural or paving slabs. Unlike harsh acid-based products, Go Ferrous is a clear, acid-free formula made from recycled green-leaf vegetables. It cleans effectively without damaging stone surfaces and can be rinsed away harmlessly over lawns and flower beds. Coverage ·       2 Litres – treats up to 10m² ·       4 Litres – treats up to 20m² Directions for Use 1.      Shake the container thoroughly before opening. 2.      Apply directly to the stain by pouring or spraying, then spread evenly with a brush. 3.      Cover the entire slab, ensuring the rust mark is fully saturated with solution. 4.      Leave for 2–3 hours — no fizzing is visible as the cleaner works gradually. 5.      After 6 hours, rinse away with hot water or lightly pressure wash larger areas. 6.      For darker rust stains, allow more dwell time or repeat as needed. Note: Some slabs may appear lighter after use - this is simply the cleaned surface drying and will return to its natural colour in time. For best results, apply your patio rust remover in cooler evening conditions and reapply if the product dries too quickly.

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Porcelain Cleaner – Stone King Is Your Porcelain Patio Looking Dull, Dirty or Slippery? Porcelain paving is renowned for being low maintenance, but that doesn't mean it's maintenance-free. Over time, dirt, traffic film, algae and organic staining can build up on the surface, leaving even premium porcelain tiles looking tired and becoming slippery underfoot. Stone King Porcelain Cleaner is a professional-strength cleaner specially formulated for outdoor porcelain paving. It breaks down stubborn dirt and organic staining before you pressure wash, making cleaning quicker, easier and far more effective. Whether you're preparing your patio for summer, cleaning up after winter or simply restoring the fresh appearance of your porcelain tiles, Stone King helps you achieve professional-looking results with less effort. Why Choose Stone King? ·       Professional-strength formula designed specifically for porcelain paving ·       Breaks down dirt, traffic film, algae and stubborn organic staining ·       Restores the clean, fresh appearance of outdoor porcelain tiles ·       Helps remove slippery surface build-up for safer patios and paths ·       Makes pressure washing quicker and more effective ·       Simple spray, wait and rinse application Why Does Porcelain Lose Its Fresh Appearance? Although porcelain is naturally low maintenance, dirt, algae and organic deposits gradually build up on the surface, particularly during wet weather or in shaded areas. Pressure washing alone often struggles to remove this stubborn contamination. Stone King works before you start pressure washing, loosening built-up dirt and staining so it can be removed more easily. Many customers report that it makes pressure washing up to three times faster while delivering a noticeably better finish. Ideal For Stone King Porcelain Cleaner is suitable for cleaning: ·       Outdoor porcelain patios ·       Porcelain paving slabs ·       Garden pathways ·       Courtyards ·       Outdoor entertaining areas ·       Other exterior porcelain surfaces Easy to Apply You'll need: ·       A 5–7 litre pump-up garden sprayer ·       A pressure washer for rinsing Simply spray, allow the product to work, then rinse thoroughly to reveal a cleaner, brighter finish. How to Use Stone King Porcelain Cleaner Step 1 – Prepare Your Sprayer Pour Stone King into a clean 5–7 litre pump-up garden sprayer. Step 2 – Test a Small Area Apply the product to a small, inconspicuous area (approximately 1m × 1m) before treating the entire patio. Saturate the surface thoroughly. Step 3 – Allow the Product to Activate If enough product has been applied, you'll notice a colour change within approximately 15 minutes as the cleaner begins breaking down dirt and organic staining. Step 4 – Leave It to Work Allow Stone King to remain on the surface for around two hours so the formula can penetrate and loosen stubborn contamination. Step 5 – Rinse Thoroughly Lightly pressure wash the treated area to remove loosened dirt and reveal a clean, refreshed porcelain finish. Step 6 – Repeat if Necessary For heavily stained areas, simply repeat the treatment until the desired result is achieved. Step 7 – Complete the Remaining Area Once you're happy with the results, continue treating the rest of your porcelain paving using the same process. Safe to Use Around the Garden Stone King Porcelain Cleaner is suitable for use around the garden and is pet-friendly once the treated area has been thoroughly rinsed. As a precaution, keep children and pets away from the surface while the product is working and until it has been completely washed clean. Frequently Asked Questions Can I use this on all porcelain paving? Stone King has been specially formulated for outdoor porcelain paving. We recommend testing on a small, inconspicuous area before full application. Do I still need to pressure wash? Yes. Stone King is designed to work alongside pressure washing by loosening dirt and organic staining first, allowing your pressure washer to work more effectively. Will it remove black marks and organic staining? Stone King is designed to break down dirt, traffic film, algae and organic staining that commonly affects outdoor porcelain surfaces. Heavily contaminated areas may benefit from a second treatment. Is it safe around pets? Yes. Once the treated area has been thoroughly rinsed, it is safe for pets to return. Bring your porcelain patio back to its best with Stone King Porcelain Cleaner and enjoy cleaner, brighter outdoor surfaces with less time spent pressure washing.

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Protect your home and outdoor spaces with Grean Boss, the trusted product designed to protect roof tiles from surface degradation. Surface deposits not only spoil the appearance of your roof tiles, but can be the leading cause of deterioration, holding moisture, lifting tiles, blocking gutters and downpipes. If left untreated, the lifespan of your roof can be significantly reduced. Our advanced formula is safe to use on clay, concrete, and slate roof tiles, including flat roofs. It penetrates deeply to break down surface deposits and green deposits on all hard surfaces, allowing the rain to wash away over time. Versatile and easy to use, Grean Boss can also be applied to patios, garden paths, tarmac, and resin driveways for year-round protection. Ensuring surfaces around your property are safe to walk on.  Coverage ·       4 Litres (diluted up to 5:1) – treats up to 100m² ·       For heavy application: dilute 1:2 with water to treat up to 60m² ·       For light application: dilute 1:3 with water to treat up to 80m² Application Instructions 1.      Choose a dry day with no rain forecast for at least 48 hours. 2.      Fill a 3–7 litre pump-up garden sprayer with 2 litres of clean water, then add 1 litre of Grean Boss (to avoid bubbling, always add the product after the water). 3.      Apply generously to an area no larger than 15m² at a time, ensuring the green stains are completely saturated. 4.      Repeat the process for larger areas. 5.      Leave the treatment to work over the next 3-5 days — green stains will gradually break down and disappear as natural weathering takes effect. 6.      For shaded or north-facing areas where green stains may return, simply re-treat locally as needed. Safe, biodegradable, and acid-free, Grean Boss is tough on green stains but gentle on your stone, roof tiles, and surrounding garden.

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Keep your patios, paths, and decorative stonework looking their best all year round with our powerful Patio Black Spot Preventer. Specially developed to help maintain the spotless finish, this long-lasting treatment prevents staining and discolouration on patios and paths. Suitable for all stone types, it’s the ultimate black spot preventer for homeowners who want lasting protection without constant scrubbing or pressure washing. Each 2.5 Litre container treats up to 50m² once diluted and is designed for use within 11–12 months of using Patio Black Spot Remover. When applied annually, it prevents black staining from returning, while also clearing away stains caused by green and red algae within 3–5 days of treatment. The result is cleaner, safer patios and pathways with minimal effort.  Unlike standard cleaners, our Patio Black Spot Preventer works proactively to protect your surfaces from future damage, maintaining the natural colour and appearance of your stonework. It’s a safe, effective way to stop stubborn staining and keeps slippery areas under control. Patio Black Spot Preventer is pet-friendly. We recommend you keep pets off the area whilst applying the product. Once dry, it’s instantly safe for pets to walk on the area.  Application Instructions  Choose the right day – Apply on a dry day when no rain is forecast for at least 48 hours.  Mix the solution – To treat 20m², fill a 5–7 litre garden sprayer with 3 litres of water. Add 1 litre of Patio Black Spot Preventer (always add the Preventer to water to avoid bubbling).  Apply generously – Spray evenly across an area no larger than 20m² (4×5 metres) until saturated.  Repeat as needed – For larger areas, mix fresh solution and repeat until all paving is covered.  Allow to dry – Do not rinse off; simply let the surface dry naturally.  Maintenance Tip: If stains caused by green algae appears in shaded or north-facing areas during the 12 months after treatment, simply apply to those areas for ongoing protection and safety. 

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Revive your outdoor spaces with our Patio Black Spot Remover for Artificial Stone – the specialist cleaner designed to restore the natural colour and finish of manufactured and man-made surfaces. Ideal for manufactured slabs such as Marshalls, Bradstone, Haddonstone, and precast patio slabs, this advanced formula also works brilliantly on concrete, porcelain, resin driveways, and composite decking. It penetrates deep into the surface to remove stubborn black stains, helping break down discolouration.   Patio Black Spot Remover for Paving slabs will also remove staining from bird droppings & regurgitated berry staining. Available in two sizes:  4 Litres – treats up to 20m²  2 Litres – treats up to 10m²  Unlike harsh jet washing, which risks damaging the surface or dislodging pointing, our patio black spot remover for paving slabs gently lifts dirt and restores colour, making any follow-up cleaning with a pressure washer far more effective and less abrasive. The result is longer-lasting protection and beautifully refreshed stonework. For year-round results, follow up with our Patio Black Spot Preventer. Applied annually, it helps maintain a spotless finish. It prevents staining and discolouration without the need for endless power washing. The Preventer should be applied 12 months after the initial removal treatment. This spray-and-leave treatment will also remove green algae within 5 days of application. Safe for gardens, our formula is biodegradable and acid-free. The product can be rinsed into flower beds and lawns without harming plants or grass.   Patio Black Spot Remover is safe to use around pets. As a precaution, we recommend keeping pets off the area whilst applying the product. Once the Remover has been washed off the surface, it’s instantly safe for pets to walk on the area.  Coverage Guide: The coverage rate is based on a patio around 3 years old. Older or heavily stained stone may require additional treatments to remove all the spots. Always test on a trial slab first to determine how many treatments will be required to remove all the spots. 

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Aggressive pressure washing can erode and weaken delicate surfaces, but Stone King® stone cleaner for gravestones and ornaments is designed to work without scrubbing or high pressure. Its unique formulation clings to stone surfaces, helping remove stubborn black stains and organic staining. Within just 15 minutes, you’ll begin to see a visible transformation as the natural colour of your stonework returns. Safe for use on garden ornaments, statues, urns, memorials, and gravestones, this biodegradable solution is tough on stains yet gentle on stone. Whether you need a reliable gravestone cleaner to honour loved ones or a versatile stone cleaner to refresh decorative features, Stone King® makes it simple: just spray, wash, and admire the results. Launched at GLEE as the first product of its kind, Stone King® was crowned Best New Product in the Garden Landscaping category, and for good reason. This gentle formula works better than a professional-strength formula and is the go-to stone statue cleaner and trusted gravestone cleaner for restoring cherished stone features without causing damage. Directions 1.      Place the statue, ornament, or gravestone on a hard surface if possible, so residue can be easily washed away. 2.      Protect nearby grass or foliage from overspray, particularly on windy days. 3.      Pour Stone King® into a handheld sprayer (750ml – 2 litres). 4.      Hold at arm’s length and spray directly onto the stone, working from top to bottom. 5.      Immediately apply a second coat, fully saturating the surface. 6.      After 1 hour, wash off 7.      For very old stone with deep-set staining, repeat the process as needed.  FREQUENTLY ASKED QUESTIONS How do you apply Stone King Ornaments and Gravestone Cleaner? Apply using a hand sprayer 750ml – 2 Litres. Leave to work for 1 hour and wash off What results can be expected from using Stone King ? Stone King Ornaments and Gravestone Cleaner will restore the colour of ornamental stone and remove stubborn stains that a pressure washer may not remove. On older statues, re-treating can be required for the best results. Stone King cuts through dirt & grime effortlessly, making statue & gravestone cleaning much more rewarding. No scrubbing or brushing is required. What precautions should be taken when applying Stone King? We recommend moving ornaments or statues onto hard surfaces away from grass to prevent any damage to foliage. Ensure the product does not come into contact with any fabrics, as it may cause staining.

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Restore the beauty of your driveways, patios, and garden paths with our powerful patio black spot removal for block paved drives and paths. Specially formulated for block and brick paving, this advanced cleaner is designed to tackle stubborn black stains, helping break down discolouration that builds up over time.  Available in two convenient sizes:  2 Litres – treats up to 10m²  4 Litres – treats up to 20m²  Unlike general-purpose patio cleaners, our solution is developed specifically for patio black spot removal for block paving, penetrating deep into the surface to lift dirt and stubborn staining.This not only revives the original colour and texture of your paving but also makes rinsing easier and safer, without the damage often caused by aggressive jet washing. By reducing reliance on pressure it helps protect the sand and structure of your block paving, ensuring a longer-lasting finish.  For year-round protection, we recommend following up with our Patio Black Spot Preventer. Applied annually, it removes algae within 3-5 days and prevents staining and discolouration. Keeping your paving clean and fresh, helping reduce power washing.  Safe for your garden, the formula is biodegradable and acid-free, so it can be rinsed onto lawns and flower beds without harming plants or soil.  Patio Black Spot Remover is safe to use around pets. As a precaution, we recommend keeping pets away from the area whilst applying the product. Once the Remover has been washed off the surface, it’s instantly safe for pets to walk on the area.  Coverage Guidance:  The coverage rate is based on stone that is around 3 years old. Older or heavily stained stone may require additional treatments to remove all the spots. Always test on a small area first to determine how many treatments will be required to remove all the spots. 

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Transform your patio with our Patio Black Spot Remover for Natural Stone – the only solution developed specifically to tackle stubborn black stains, helping break down discolouration while restoring the natural beauty of your garden stonework. Patio Black Spot Remover can be used on Indian Sandstone, York Stone, Limestone, Marble, Granite, Travertine (including Portland and Bath Stone) and all other types of natural stone. This powerful treatment removes stubborn black spots & algae from patios. It works deep into the surface to revive the original colour and texture of your stone, leaving your patio looking fresh and renewed after pressure washing. Available in two sizes: 4 Litres – treats up to 20m²  2 Litres – treats up to 10m²  Unlike aggressive pressure washing, which can damage the stone surface and dislodge pointing, our patio black spot remover for natural stone gently lifts dirt and grime, making any follow-up cleaning effortless. It helps prolong the life of your stonework while delivering results that standard patio cleaners cannot match.  To keep your stone looking its best year after year, follow up with our Patio Black Spot Preventer. Applied annually, it will prevent staining and discolouration and remove green algae within days without the need for power washing. The Preventer should be applied 12 months after the initial removal process. Safe, biodegradable, and acid-free, our formula can be rinsed into flower beds or lawns without harming plants, making it both effective and environmentally responsible.  Patio Black Spot Remover is safe to use around pets. As a precaution, we recommend keeping pets out of the area whilst applying the product. Once the Remover has been washed off the surface, it’s instantly safe for pets to walk on the area.  Coverage Tip: The coverage rate is based on a patio around 3 years old. Older or heavily stained stone may require additional treatments to remove all the spots. Always test on a trial slab first to determine how many treatments will be required to remove all the spots. 

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Indian Sandstone Cleaner - Stone King Bring your Indian sandstone back to life with Stone King — this powerful cleaner is specially formulated to revive the natural colour of faded sandstone and make slippery surfaces safe again. Stone King Indian Sandstone Cleaner cuts through dirt and grime to restore the colour of patios and paths.  Pressure washing no longer giving you the results your sandstone needs? Over time, Indian sandstone loses its colour and pressure washing becomes less effective against stubborn organic staining. You no longer have to regret laying indian sandstone that once brightened up your property. Why Stone King? Deep cleaning action that helps break down dirt, stubborn black staining, white spots and green algae. Revives natural colour and brightens up your home.  Makes surfaces safer by removing green slippery buildup Works wonders on all types of Sandstone, York Stone, Limestone, Marble & Travertine Most of our customers report that Stone King makes pressure washing three times faster. It does the heavy lifting before you even pick up the hose. What do I need to use Indian Sandstone Cleaner? You’ll need: A pump-up garden sprayer A pressure washer to rinse it off Simply spray, wait, wash off! Stone King sandstone patio cleaner is suitable for use in the garden and is pet-friendly. We recommend, as a precaution, keeping pets off the area until the sandstone cleaner has been washed off, making it immediately safe for pets to walk on. How to Use Indian Sandstone Cleaner: 1.    Prepare Your Sprayer Pour Stone King into a 5–7 litre pump-up garden sprayer. 2.    Test a Small Area First Spray a small test patch (1m x 1m), saturating the surface thoroughly. 3.    Wait and Watch If enough Stone King has been applied, you’ll see a colour change within 15 minutes. 4.    Let It Work Leave the product on for 2 hours to allow deep cleaning action. 5.    Rinse Off Lightly pressure wash the area. 6.    Repeat if Needed If any organic staining remains, simply re-treat the area until it’s gone. 7.     Treat the Rest of the Area Now that you’ve seen the results, you’re ready to treat the rest of the surface with confidence.  

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Resin Drive Cleaner – Stone King Is Your Resin Driveway Looking Dull, Dirty or Slippery? Resin-bound driveways and paths are designed to stay looking great with minimal maintenance, but over time, dirt, algae and organic staining can build up on the surface. This leaves resin looking tired, dull and, in wet conditions, potentially slippery underfoot. Stone King Resin Drive Cleaner is a professional-strength cleaner specially formulated for resin-bound surfaces. It breaks down stubborn dirt, grime, algae and organic staining before pressure washing, helping restore the clean, fresh appearance of your driveway while making routine maintenance quicker and easier. Whether you're carrying out your annual driveway clean or preparing your home for the warmer months, Stone King helps you achieve professional-looking results with less effort. Why Choose Stone King? ·       Professional-strength formula developed for resin-bound driveways and paths ·       Breaks down dirt, grime, algae and organic staining ·       Restores the clean, fresh appearance of resin surfaces ·       Helps remove slippery organic build-up for safer outdoor areas ·       Makes pressure washing quicker and more effective ·       Simple spray, wait and rinse application Why Do Resin Driveways Lose Their Appearance? Although resin-bound surfaces are low maintenance, they are constantly exposed to the elements. Rain, fallen leaves, algae and everyday dirt gradually create a dull surface layer that can spoil the appearance of your driveway. Pressure washing alone often struggles to remove this build-up effectively. Stone King works before you begin rinsing, loosening dirt and organic staining so your pressure washer can clean more efficiently. Many customers report that it makes pressure washing up to three times faster while delivering a noticeably better finish. Ideal For Stone King Resin Drive Cleaner is suitable for cleaning: ·       Resin-bound driveways ·       Resin pathways ·       Resin patios ·       Resin courtyards ·       Other resin-bound outdoor surfaces What Does Stone King Remove? Stone King is designed to tackle the everyday contamination that affects resin-bound surfaces, including: ·       Dirt and grime ·       Green algae ·       Organic staining ·       Leaf staining ·       Surface debris ·       General weathering and dullness Please note: Stone King is intended for general cleaning and maintenance. It is not designed to remove oil stains. Easy to Apply You'll need: ·       A 5–7 litre pump-up garden sprayer ·       A pressure washer for rinsing Simply spray the surface evenly, leave the product to work, then rinse thoroughly to reveal a cleaner, fresher-looking driveway. How to Use Stone King Resin Drive Cleaner Step 1 – Prepare Your Sprayer Pour Stone King into a clean 5–7 litre pump-up garden sprayer. Step 2 – Test a Small Area Before treating the entire driveway, apply the product to a small, inconspicuous area (approximately 1m × 1m). Saturate the surface thoroughly. Step 3 – Allow the Product to Activate If enough product has been applied, you'll notice a colour change within approximately 15 minutes as the cleaner begins breaking down dirt and organic staining. Step 4 – Leave It to Work Allow Stone King to remain on the surface for around two hours so the formula can penetrate and loosen stubborn contamination. Step 5 – Rinse Thoroughly Lightly pressure wash the treated area to remove loosened dirt and restore the clean appearance of your resin surface. Step 6 – Repeat if Necessary For heavily contaminated areas, simply repeat the treatment until the desired result is achieved. Step 7 – Complete the Remaining Area Once you're satisfied with the results, continue treating the rest of the driveway using the same process. Safe to Use Around the Garden Stone King Resin Drive Cleaner is suitable for use around the garden and is pet-friendly once the treated area has been thoroughly rinsed. As a precaution, keep children and pets away from the treated surface while the product is working and until it has been completely washed clean. Frequently Asked Questions Can I use this on all resin-bound driveways? Stone King has been specially formulated for resin-bound surfaces. We always recommend testing on a small, inconspicuous area before treating the entire surface. Do I still need to pressure wash? Yes. Stone King is designed to loosen dirt and organic staining before pressure washing, making the cleaning process quicker and more effective. Will it remove algae? Yes within 10 minutes.  Stone King helps break down algae, dirt and organic staining that commonly build up on resin-bound driveways and paths. Is it safe around pets? Yes. Once the treated area has been thoroughly rinsed, it is safe for pets to return. Restore the clean, well-maintained appearance of your resin driveway with Stone King Resin Drive Cleaner and spend less time cleaning while achieving better results.

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