Thetford AquaMax Waste Holding Tank Treatment – Summer Cypress – 1 Gallon • 96678

Product Details

The Thetford AquaMax is an advanced enzyme-powered holding tank treatment safe for use in your RV or marine toilets, waste holding tanks, and septic systems. Triple enzyme blend removes odors and speeds up waste breakdown to prevent clogging or residue buildup.


  • Neutralizes odors and dissolves waste quickly to avoid clumping, clogging, and tank residue.
  • Tested safe for RV or marine use, holding tanks, and septic systems

  • Beneficial probiotic (good bacteria) treatment.

  • Bronopol-free and formaldehyde-free.

  • (1) 8 oz dose treats a 40-gallon holding tank.

  • 128 oz / 1-gallon provides (16) doses.

  • Campground & marina-friendly.

  • Complies with all current regulations.

  • Scent: Summer Cypress

  • 100% biodegradable.

  • Sold as a 1-gallon jug.

  • Weight: 10 lbs.

  • Made in the USA.


125 in stock