Thetford Aqua MAX® Spring Showers RV and Marine Black and Grey Holding Tank Treatment, 6 x 8-oz Liquid (96634), spring showers scent
Thetford Aqua MAX® Spring Showers RV and Marine Black and Grey Holding Tank Treatment, 6 x 8-oz Liquid (96634), spring showers scent
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Thetford Aqua MAX® Spring Showers RV and Marine Black and Grey Holding Tank Treatment, 6 x 8-oz Liquid (96634), spring showers scent

|144 ratings
Thetford Aqua MAX® Spring Showers RV and Marine Black and Grey Holding Tank Treatment, 6 x 8-oz Liquid (96634), spring showers scentThetford AquaMax Spring Showers 6x8 oz Liquid Holding Tank Treatment2 pack Thetford AquaMax Spring Showers 6x8 oz Liquid Holding Tank Treatment3 pack Thetford Aqua MAX Spring Showers RV and Marine Holding Tank Treatment 6 x 8 oz Liquid 96634
Pack SizeSingle

Key item features

  • Enzyme Formula: Features an enzyme-based formula that effectively breaks down and liquefies waste and toilet paper in holding tanks.
  • Odor Elimination: Eliminates offensive odors from holding tanks, leaving a pleasant spring showers scent.
  • Tank Compatibility: Designed for use in RV and marine holding tanks, as well as portable toilets.
  • Eco-Friendly Composition: Formaldehyde and Bronopol-free, compliant with regulations, and formulated with beneficial probiotics, making it campground and marina friendly, and safe for septic systems.
  • Convenient Dosing: Each 8-oz bottle treats a 40-gallon holding tank, with six doses provided per pack for easy application.
  • Waste Prevention: Accelerates waste digestion and prevents clumping, clogging, and residue buildup within the tank.
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was $24.78
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4.5 out of 5 stars
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144 ratings66 reviews
How item rating is calculated
  1. 5 stars74% (107)
  2. 4 stars13% (19)
  3. 3 stars3% (4)
  4. 2 stars3% (5)
  5. 1 star6% (9)
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Showing 1-3 of 66 reviews

Jul 4, 2026
Mark
Item details
Count: 6
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

RV Black Tank Treatment

Easy to use and effective. Liquified waste to make it easy to flow out of tank.

Helpful?72U7HJDE7ZUW176535851
Jun 23, 2026
Keesha
Item details
Count: 6
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

This is great to use in your camper/rv. And does not smell too strong

Helpful?72U7HJDE7ZUW176535851
Jun 4, 2026
anonymous
Item details
Count: 6
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Used this product before. worked well

Helpful?72U7HJDE7ZUW176535851