Wessex Chemical Blue Bio is a versatile, eco-friendly toilet fluid designed for use in waste tanks, flush tanks, grey water systems, holding tanks, and septic tanks. Its multi-purpose formula saves space, money, and hassle—removing the need for multiple separate products. Formulated with natural bioactive ingredients, Blue Bio cleans, deodorises, and breaks down waste organically, ensuring effective results without harming the environment. The blue food-grade dye hides waste better than other colours and is washable, so it won’t cause permanent stains on clothing or carpets. Packaged in a handy dosing bottle, it allows for precise, mess-free application—delivering many uses from just one compact bottle. Key Features & Benefits: 🌿 Eco-Friendly Formula: 100% biodegradable and free from formaldehyde, glutaraldehyde, and harsh biocides. 💧 Multi-Purpose Use: Suitable for waste, flush, grey water, and septic tanks. 🧼 Cleans & Protects: Keeps flush tanks free from mould, limescale, and residue. 🚫 Powerful Odour Control: Effectively neutralises unpleasant smells for lasting freshness. ⚡ Rapid Waste Breakdown: Supports natural bacteria to decompose waste safely and efficiently. 🧴 Convenient Dosing Bottle: Enables accurate, no-mess measurement and application. 🔵 Blue Food-Grade Dye: Hides waste effectively and washes out easily. A non-hazardous, environmentally responsible toilet fluid that works with nature—not against it—making it the friendly choice for caravans, motorhomes, boats, and campsites.