Bioflow Cistern Block

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In-Cistern Block

An eco-friendly, enzyme based cistern block is a smart solution for maintaining a clean and fresh toilet while minimizing environmental impact.


  • Contains a safe, odour neutralising perfume
  • Suitable for all types of toilets (porcelain, ceramic, stainless steel)
  • Safe for the environment
  • Cleans and freshens with every flush
  • Safe to use in septic systems, French drains or soak-away and households with private waste water plants


Place one block in the corner of the toilet cistern. To maintain maximum efficacy, replace block when flushed water runs clear indicating that the block has dissolved

Product code 15-BIO-CISTERN
Physical state Solid
Colour Blue
Odour Clinical/pine
Sizes available
Soluble Yes, completely
Biodegradable Yes
Shelf life 2 Years (in sealed packaging)
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