{"product_id":"bac-50-benzalkonium-chloride-biocide-patio-cleaner-25-litre","title":"Bac 50 (Benzalkonium Chloride Biocide) Patio Cleaner – 25 Litre","description":"\u003ch1 dir=\"ltr\" style=\"text-align: center;\"\u003eBAC 50 Biocide 5L | 50% Concentrated Moss \u0026amp; Algae Remover 25 Litres\u003c\/h1\u003e\n\u003cp dir=\"ltr\"\u003e​Eliminate moss, algae, mould, and lichen with our professional-grade\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eBAC 50 Biocide\u003c\/b\u003e. Formulated with a highly concentrated 50% Benzalkonium Chloride base, this industrial-strength formula deep-cleans and protects exterior hard surfaces.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e​Unlike standard retail washes, BAC 50 bonds to the surface to provide a preventative barrier that keeps organic growth away for\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eup to 1–2 years\u003c\/b\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003e​Why Choose BAC 50?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eTrade Strength:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e50% active concentration built for professional contractors and heavy-duty commercial use.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eVersatile Use:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003ePerfect for roofs, patios, block paving, driveways, rendered walls, and fencing.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eWeather-Driven Action:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eA slow-acting formula that kills organic cells on contact, allowing wind and rain to naturally wash away dead debris over time.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eEco-Friendly:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eFully biodegradable when diluted, requiring fewer applications over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e​Quick Dilution Guide\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eRoofs \u0026amp; Render:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eDilute\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e1:20\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003ewith clean water.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003ePatios \u0026amp; Paving:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eDilute\u003cspan\u003e \u003c\/span\u003e\u003cb\u003e1:30\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003ewith clean water.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eHeavy Industrial Cleaning:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eDilute as required based on contamination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e​How to Apply (No Rinsing Required)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003ePrep:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eEnsure the surface is completely dry. Avoid applying if rain is expected within 24 hours.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eApply:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eMix your required ratio and apply evenly using a low-pressure sprayer or a soft brush. (For best results, apply in cool, cloudy conditions).\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eLeave It:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u003cb\u003eDo not rinse it off.\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eAllow the product to dry naturally. A dry period of at least 24 hours is required for optimal effectiveness.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 dir=\"ltr\"\u003e​What to Expect (Working Time)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eFirst Few Days:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eInitial discolouration as the biocide rapidly kills algae and moss on contact.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003e6 to 12 Months:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eComplete, deep cleaning of heavily infested surfaces as natural weathering washes the dead contaminants away.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eNext 1 to 2 Years:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eActive, long-term protection against regrowth.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"ltr\"\u003e​Important Precautions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eSafety First:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eFor professional use. Always wear appropriate PPE (gloves and goggles) during handling.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003ePets \u0026amp; Children:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eKeep pets and children away from treated areas during application and until the surface is\u003cspan\u003e \u003c\/span\u003e\u003cb\u003ecompletely dry\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli dir=\"ltr\"\u003e​\u003cb\u003eStorage:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003eStore in a cool, dry place in the original tightly sealed container. Protect from frost and direct sunlight.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JN Supplies","offers":[{"title":"Default Title","offer_id":57568087671116,"sku":null,"price":110.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/8088\/4044\/files\/rn-image_picker_lib_temp_d384c785-e940-441c-8bad-0f466e984519.jpg?v=1779378781","url":"https:\/\/jnsupplies.co.uk\/products\/bac-50-benzalkonium-chloride-biocide-patio-cleaner-25-litre","provider":"JN Supplies","version":"1.0","type":"link"}