The Cassette Tank Cleaner has been specially developed to remove even the most stubborn calcium deposits and severe scaling with the utmost of ease.

The Cassette Tank Cleaner is so effective that no scrubbing is required. Simply fill the waste holding tank of a portable or cassette toilet with water, add 300 ml of Cassette Tank Cleaner, shake and leave overnight for maximum results. This powerful cleaning agent can be used safely with all plastics and has a pleasant, refreshing scent.