The trusted Thetford power in a bag! Convenient green water-soluble sachets for the waste-holding tank, safe to empty in the Septic Tank. The new biological water-soluble Aqua Kem Green Sachets for your waste-holding tank are a smart addition to the existing Aqua Kem Blue Sachets. They are easy and convenient to use, as they always provide the right dosage. Moreover, they are ‘green’, offering an environmentally conscious alternative that is even septic tank safe. Convenience and respect for nature, now combined in one waste-holding tank product, which enables you to maximize the usage and care of your portable or Cassette toilet. Aqua Kem Sachet Bag Green