Biosure Toilet Cleaner is a biological product which has been specially formulated for the removal of stains and deposits on urinals and toilets.  Biosure can also be used in waterless urinal systems. It also helps reduce or eliminate odours associated with these systems. Biosure Biological Toilet Cleaner is safe to use in Septic Tank Installations where the use of nasty chemicals is not advised.  Biosure Natural toilet cleaner is a completely natural toilet cleaner which is made of no hazardous chemicals and only naturally occusing bacterial products combined.  This combined product is an excellent toilet cleaner and will leave a fresh clean smell.