Bottom Tank Blue Bottom Tank Blue can be used in the holding tank of any portable or Permanent toilet using fresh or salt flushing water eg. portable toilet, caravan or home toilet, including marine holding tanks.

Bottom Tank Blue concentrate will break down solid waste, reduce the build-up of gases, reduce the ammonia from urine as well as break down toilet tissue and assist to keep your holding tank clean.

Made in New Zealand for New Zealand conditions. Formally named Aqua Kem Blue. Proven reliability as a responsible environmentally friendly waste treatment fluid. Will not harm septic tanks.

Also available in 20ltr & 200ltr sizes. The above toilet fluids have been manufactured in NZ since 1973 by Lewis Gray Limited.