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Unique Marine Digest-It Boat Black Water Holding Tank Deodorizer 16 Liquid Toilet Treatments, 32 oz.


  • DIGESTS SOLID WASTE INSIDE TANKS. Liquifies sewage, all brands of toilet paper and residual sludge from years of build-up in black, gray and galley tanks for easier, more thorough pump outs.
  • ELIMINATES FOUL TANK ODORS at their source without masking with overpowering fragrances. Powerful enzymes and bacteria work to eradicate odors safely and naturally.
  • HELPS PREVENT SENSOR MALFUNCTION. Dissolves paper and solid waste that can cling to tank sensors and level gauges, preventing misreads.
  • STRONGEST ALL-AROUND TREATMENT. Breaks down waste AND eliminates odors in holding tanks. Proprietary formula contains billions of enzymes and bacteria in each treatment. Works in salt water systems!
  • SAFE & EFFECTIVE FORMULA. Get maximum results from a treatment that is safe for your family and the earth. No overpowering fragrances. No toxic chemicals. No worries! Contains no formaldehyde. Proudly made in the USA.

Ensure your holding tank is free of odors and clogs with formaldehyde-free Marine Digest-It. Our highly concentrated, non-toxic blend of safe microbes will maintain clean sensors, eliminate odors, and liquefy the solids in your tank, ensuring no backups. That means no harsh chemicals, no scary additives, and no possibility of harm to your family or pets.


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