Wire Brush:if You Have A Problem With Weeds Spoiling The Look Of Your Driveway Then This Is The Tool For You! Angled, 3 Row Wire Brush Easily Clears Weeds & Debris From Grooves & Gaps In Patios, Decking & Driveways. Complete With Raking Spike For Deeper Weeds & Telescopic Handle For Ease Of Use (twist To Open & Close) Extends From 0.9m T0 1.4m.green Off:the Natural, Safe & Effective Way Of Removing Algae From Garden Surfaces! Keep Your Garden Surfaces Safe, Slip-free & Looking Brand New...damp, Cold & Wet Weather Causes Algae To Build Up On Stone, paving, Patios, Walls & Fencing. Not Only Does It Look Unattractive, But It Can Become Slippery & Dangerous Too.ecosure Green-off Is The Safe & Environmentally Friendly Way Of Removing Algae From All Garden Surfaces. This Biological Control Contains Natural Enzymes & Cultures Which Effectively Remove Algae, & The Results Last For Months!the Spray-on-&-leave Formula Means Theres No Need To Scrub.simply Mix The Desired Amount & A Sprayer Or Watering Can, Cover The Area & Leave!removes Algae From Decking, Stone Paths, Patios, Steps Anddrives, Greenhouse Glass, Pots & Urns, Wooden Sheds Andfencing, Monuments & Gravestones.1 Litre Makes Enough To Treat Up To 200m/sq