Blue Diamond Toilet Fluid Blue (Diluted / 4L)\nBlue Diamond 4 litre Blue Toilet Fluid is an exceptionally effective fast-acting and long-lasting toilet fluid. The toilet chemical is designed to effectively manage waste whilst emitting a pleasant and fragrant smell in the waste holding tank to minimise odour. This toilet fluid is best suited to cassette-style toilets. The bottle comes complete with a childproof cap for safety purposes and an ergonomic handle allowing you to pour the fluid more steadily.\n\nBlue Diamond Toilet Fluid Blue (Diluted / 4L)\n\nBlue Diamond 4 litre Blue Toilet Fluid is an exceptionally effective fast-acting and long-lasting toilet fluid. The toilet chemical is designed to effectively manage waste whilst emitting a pleasant and fragrant smell in the waste holding tank to minimise odour. This toilet fluid is best suited to cassette-style toilets. The bottle comes complete with a childproof cap for safety purposes and an ergonomic handle allowing you to pour thy