Great value buy consists of 1 x 0.75 ltr Aqua Rinse Concentrate & 1 x 0.78 ltr Blue concentrate. This takes up far less space and is lighter than the original. Thetford Aquakem Concentrate Duo Pack Contains 1 x Thetford Aquakem Blue concentrate (780ml) Small and powerful! The Thetford Aquakem Blue concentrate is a powerful, highly effective, 2.5 times concentrated toilet fluid for the waste-holding tank of your Cassette and portable toilet. Comparing Aqua Kem Blue Concentrated to the original Aqua Kem Blue, several product aspects have been significantly improved. Two of the key changes are the improved liquefication for easier tank emptying and the stronger reduction of gas build-up. Thetford has also kept familiar features from the original Aqua Kem Blue such as the number of dosages and the universally loved fragrances.
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