This is a high quality, made in the UK, bio-degradable concentrated toilet fluid. It can be used in all makes of toilets and cassettes. It is fast acting, kills germs and leaves a nice fragrance after use. Put 2L of fresh water into your toilet. Then add 100ml of toilet fluid into the toilet and flush. The fluid will then be washed into your waste tank and start acting straight away. This dose is enough to keep your waste tank clean and fresh for one entire tank full (an average toilet has a 20L capacity). The fluid not only helps keep your toilet waste tank clean, but the long lasting fragrance helps keep it smelling fresh as well. The fluid itself is biodegradable, pH neutral and is formaldehyde free. The fluid is easy rinse and contains non-staining dye so it will not discolour your toilet waste tank, there is no need to clean afterwards as it is washed away with water. It has a built in water softener so it is effective even in hard water areas. Made in the UK Fast acting Toilet deodorant Kills germs For all makes of toilets and cassettes Makes 20 doses for your waste tank Biodegradable pH Neutral Long lasting fragrance Built in water softener Effective in hard water areas Easy rinse Non-staining dye Simply wash with water Perfect companion to the Quest 2L advanced bowl rinse Materials and Dimensions ItemCode : B0001 Volume: 2L Toilet type: All makes of toilet and cassettes Dosage: 100ml per dose. Number of uses: 20 Contains: Bronopol, C9-11 Pareth-8