Pros

  • Effectively treats and cleans RV black holding tanks.
  • Pleasant scent and excellent cleaning capabilities.
  • Cleans sensors and lubricates valves simultaneously.
  • Enzymes efficiently liquify paper and solid waste.
  • Considered the most economical option for RV maintenance.
  • Highly effective at reducing odors from both black and grey water tanks.
  • Recommended by fulime RV users.
  • Significant improvement in odor management.
  • Easy to use; simply place in the toilet with a small amount of water to dissolve.

Cons

  • Some users experienced ineffective odor elimination.
  • A few customers felt disappointed with product performance.
  • Certain reviews indicate reluctance to repurchase.

Bottom Line

The Walex TOI-91799 Porta-Pak Holding Tank Deodorizer Drop-Ins with Sunglow Scent are a popular choice for RV users, especially those living in their RV full-time. They offer an economical and effective solution for maintaining clean and fresh-smelling holding tanks. While a few users reported dissatisfaction, the majority of feedback suggests that these drop-ins efficiently manage odors and break down waste, making them a reliable product for RV maintenance.

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