Thetford AquaMax® Spring Showers 64 oz Liquid Holding Tank Treatment
Thetford AquaMax® Spring Showers 64 oz Liquid Holding Tank Treatment
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Thetford AquaMax® Spring Showers 64 oz Liquid Holding Tank Treatment

Pack Size:Single

Key item features

  • Odor Neutralization: Triple enzyme holding tank treatment effectively neutralizes waste tank odors, ensuring a fresh environment.
  • Eco-Friendly Formula: Campground and Marina compliant, this treatment contains no Formaldehyde or Bronopol, making it safe for the environment.
  • Versatile Application: Safe for use in all RV and boat holding tanks, providing broad compatibility for various recreational vehicles.
  • Efficient Dosing: One 64 oz bottle provides 8 doses, with 8 oz effectively treating a 40-gallon holding tank.
  • Waste Breakdown: Actively breaks down waste, preventing clumping, clogging, and residue build-ups within the tank.
  • Septic Safe: Formulated with beneficial probiotics and bacteria, making it safe for septic systems.
  • Pleasant Scent: Features a fresh Spring Showers scent that actively helps eliminate unpleasant odors.
  • Regulatory Compliant: This holding tank treatment is compliant with all relevant regulations, ensuring responsible use.
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Current price is Now $17.74
You save $3.13
was $20.87
27.7 ¢/fl oz
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4.6 out of 5 stars
stars118 ratings63 reviews
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Showing 1-3 of 63 reviews

May 1, 2026
Julie
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Multipack quantity: 1
5 out of 5 stars review

Verified Purchase

Highly recommend. You never smell anything in your RV black tanks when using this.

Helpful?6BUWI0F36K6H890533894
Dec 5, 2025
Angela
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Count per pack: 1
5 out of 5 stars review

Verified Purchase

It's a great product for our RV black tank

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Sep 6, 2025
Robert
Item details
Count per pack: 1
5 out of 5 stars review

Verified Purchase

Cost is a little high for a half gallon but this stuff seems to work as well as the others

Helpful?6BUWI0F36K6H890533894