Bloo fizz tabs are toilet bowl cleaning tablets that start working immediately to thoroughly clean under the waterline, without any need to scrub. Self-active and ultra-strong against stubborn deposits and odours in the drain. They remove limescale and urine scale, deposits under water, stubborn dirt, bad odours as well as rust and discolouration – even where the brush is difficult to reach!Deep cleaning with an extra strong effect, deep down into the drain.Product Benefits:- Deep Clean: Below the waterline- Anti-limescale: Total Limescale Removal- Easy to Use: Use at least 1 tab per weekHow to use:1. Cut open the protective foil2. Place one Fizz Tab into the toilet bowl to dissolve3. Let the actives work for at least 20 minutes, then simply flush