{"product_id":"preventer-25-litres-ds250831-000007","title":"Patio Black Spot Preventer 25 Litres | Patio \u0026 Stone Care | 25 Litres","description":"\u003c!-- Patio Black Spot Preventer 25 Litres | Patio \u0026 Stone Care | 25 Litres --\u003e\n\n\u003cp\u003e\u003cstrong\u003ePatio Black Spot Preventer 25 Litres | Patio \u0026amp; Stone Care | 25 Litres\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eKeep your patio and garden stonework looking pristine with the Patio Black Spot Preventer 25 Litres from Patio Black Spot. Designed for British homes and gardens, this powerful solution is your go-to for preventing stubborn black spot infestations on terraces, pathways, and decorative stonework. Whether you are maintaining a newly laid patio or protecting surfaces after a deep clean, this preventer ensures your outdoor spaces stay spotless and safe all year round.\u003c\/p\u003e\n\n\u003cp\u003ePatio Black Spot Preventer is suitable for all stone types, making it a versatile choice for British gardens where weather and moisture can encourage unwanted growth. It specifically targets black lichen spores, removing them before they can germinate, and eliminates the need for harsh pesticides. With annual use, you can prevent re-infestation after treating your patio with Patio Black Spot Remover, ensuring your stonework remains free from unsightly marks.\u003c\/p\u003e\n\n\u003cp\u003eNot only does this product tackle black spots, but it also removes green and red algae within 3-5 days of application. This is especially useful for shaded or north-facing areas, which are prone to slippery algae build-up. The easy-to-follow instructions make application straightforward: simply mix with water in a garden sprayer, saturate the surface, and let it dry. No rinsing required, and you can retreat areas as needed to keep your patio safe and clean.\u003c\/p\u003e\n\n\u003cp\u003ePerfect for British weather conditions, Patio Black Spot Preventer is best applied on a dry day when rain is not forecast for 48 hours. It treats up to 50 square metres, making it ideal for larger patios and garden paths. Enjoy peace of mind knowing your outdoor living spaces are protected from black spots and algae, enhancing their appearance and safety for family and guests.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Features \u0026amp; Benefits:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003ePrevents black spot infestation on patios, terraces, and pathways\u003c\/li\u003e\n\u003cli\u003eSuitable for all stone types\u003c\/li\u003e\n\u003cli\u003eRemoves green and red algae within 3-5 days\u003c\/li\u003e\n\u003cli\u003eTargets black lichen spores without harmful pesticides\u003c\/li\u003e\n\u003cli\u003eAnnual use prevents re-infestation after cleaning\u003c\/li\u003e\n\u003cli\u003eEasy application with garden sprayer\u003c\/li\u003e\n\u003cli\u003eTreats up to 50 square metres\u003c\/li\u003e\n\u003cli\u003eIdeal for British weather and garden conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Patio Black Spot\u003c\/li\u003e\n\u003cli\u003eVolume: 25 Litres\u003c\/li\u003e\n\u003cli\u003eCoverage: Up to 50 square metres\u003c\/li\u003e\n\u003cli\u003eApplication: Mix with water, apply with garden sprayer, allow to dry\u003c\/li\u003e\n\u003cli\u003eSuitable for: All stone types, patios, terraces, pathways, decorative stonework\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eIncluded Items:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Patio Black Spot Preventer 25 Litres\u003c\/li\u003e\n\u003cli\u003eApplication instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eChoose Patio Black Spot Preventer 25 Litres for a cleaner, safer, and more attractive patio and garden. Protect your outdoor spaces from black spots and algae, and enjoy the beauty of your stonework all year round.\u003c\/p\u003e","brand":"Patio Black Spot","offers":[{"title":"Default Title","offer_id":55636061028728,"sku":"DS250831-000007","price":39.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0630\/5362\/7541\/files\/DS250831-000007-01.jpg?v=1787236318","url":"https:\/\/www.harveynorman.co.uk\/products\/preventer-25-litres-ds250831-000007","provider":"Harvey Norman","version":"1.0","type":"link"}