Cleanstar Big Blue Toilet Tank Cleaner

Cleanstar Big Blue Toilet Tank Cleaner contains a unique formula that releases special cleaning agents leaving a protective barrier to prevent scale build up and keeps your toilet fresh and clean.

Keeps your toilet clean and fresh for up to 600 flushes
Non-toxic, non-corrosive, and safe for septic tanks.
Deodorizes the water every flush and leaves a nice blue colour.