TST Drop-INS Tank And Toilet Bowl Cleaner

We have used these since day 1 and find them to be a great product for keeping odors down, and helping everything go smoothly when dumping the tanks.


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  • Eliminates odors and lubricates sensors in the RV holding tank
  • Safe for all septic tanks
  • RV and marine approved; non-formaldehyde
  • 15 treatments
  • 1 Drop-In treats a 40 gallon tank


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