10 Best Indian Sandstone Black Spot Remover for 2025

Smartseal

• Powerful and effective patio cleaner
• Remove black spot from block paving, concrete or natural stone
• With four powerful active ingredients, including a biocide to inhibit future growth
• Cleans patio often avoiding the need for pressure washing
• 5 litres of product will clean and treat approximately 40 m²

Smartseal

• Contains 4 powerful, active ingredients that will clean and inhibit further growth and spread of fungal growths and grime
• Kills Black Spot Lichens
• Kills Algae and Green, White and Yellow Lichens
• Tackles Moss Growth
• Burns Through Surface Dirt and Grime

Pro-Kleen

• An extremely powerful formula for deeply cleaning patios and driveways
• Thoroughly cleans and powers through stubborn dirt and grime and even removes black stains
• Use on block paving, concrete flags, steps, paths and more
• Even works on areas that have been neglected for years
• Can be applied with either a watering can or pump sprayer

PBS

• Black Spot Lichen Remover! Triple PK 3 X 5L Sandstone cleaner. Block Cleaner. Patio Cleaner
• Kills Moss, Algae, lichens & Weeds! Green Algae Remover. Sandstone Cleaner.
• Easy to use for Home Owners & Professionals! Patio Cleaner. Sandstone Cleaner. Lichen and algae.
• Industrial Strength to get the Job Done! Black Spot lichen Treatment
• At Last a Product That Really Kills & Removes Black Spot Lichen!

Pro-Kleen

• Simply Spray & Walk Away by Pro-Kleen is a super powerful outdoor green mould and algae removing solution – the intense cleaning fluid revives your patio, decking, fencing, outdoor furniture, and so much more and is safe for children and pets once dry!
• With more active ingredient than most other outdoor cleaning fluids, Simply Spray & Walk Away really is the better way to clean and revive your outdoor area (with hardly any effort required at all)! This concentrated patio cleaner fluid is all you need to keep your garden looking clean all year round and 5 litres of solution makes up to 25 LITRES!
• Safe for use on all outdoor hard surfaces including driveways, patios, fencing, roofs, uPVC windows, boats, caravans, motor homes, sheds, decking, and anywhere green mould and algae forms. You’ll see results in a few days that last for months.
• Item package may slightly vary
• No pressure washer needed ✓ Super concentrate ✓ Non-acidic ✓ Non caustic ✓ No bleach ✓ No shelf life ✓ Biodegradable pH8 ✓ Children and pet safe once dry ✓

Pro-Kleen

• A quick and easy way to deeply clean patios, paths and driveways by removing grime and dirt
• Perfectly safe to use around your pets - even when it's still wet, so there's no need to keep your pet away from the area!
• Restores surfaces to their natural colour – making them look cleaner and fresher in no time
• Organic, non-toxic and biodegradable formula to make sure the product is both safe for you, your pets and the environment
• Recommended to apply with a Manual Low Pressure Sprayer Portable Pump for best results

Wet & Forget

• Non-caustic, Non-acidic, Contains no bleach, No shelf life and is Biodegradable, PH8 (Pure water is PH7)
• Mix 1 part Wet & Forget with 5 parts water in a garden sprayer then 'Wet & Forget'
• One 5L bottle makes 30L of product. Covers 100-300m2 depending on porosity of surface!
• It's easy, no scrubbing, rinsing or water blasting required.
• Just Wet the Area & Forget it

PBS

• Black Spot Lichen Remover! Sandstone cleaner. Block Cleaner. Patio Cleaner
• Kills Moss, Algae, lichens & Weeds! Green Algae Remover. Sandstone Cleaner.
• Easy to use for Home Owners & Professionals! Patio Cleaner. Sandstone Cleaner. Lichen and algae.
• Industrial Strength to get the Job Done! Black Spot Lichen Treatment
• At Last a Product That Really Kills & Removes Black Spot Lichen!

PBS

• Black Spot Lichen Remover! Twin PK 2 X 5L Sandstone cleaner. Block Cleaner. Patio Cleaner
• Kills Moss, Algae, lichens & Weeds! Green Algae Remover. Sandstone Cleaner.
• Easy to use for Home Owners & Professionals! Patio Cleaner. Sandstone Cleaner. Lichen and algae.
• Industrial Strength to get the Job Done! Black Spot lichen Treatment
• At Last a Product That Really Kills & Removes Black Spot Lichen!

Smartseal

• Contains 4 powerful, active ingredients that will clean and inhibit further growth and spread of fungal growths and grime
• Black Spot Remover on Driveways
• Kills Algae and Green, White & Yellow Lichens
• Powerful Driveway Cleaner
• Removes Surface Dirt and Grime FAST