AquaMax® Holding Tank Treatment - 64oz - Spring Shower Scent AquaMax® Holding Tank Treatment’s advanced enzyme-powered formulas neutralize odors and accelerate waste digestion to prevent clumping, clogging, and tank residue, all at the same time. Thetford’s beneficial probiotic treatments are Bronopol and Formaldehyde free.Features: Enzyme-based holding tank treatmentBreaks down waste and eliminates offensive odorsBottles with child-resistant capsAvailable in a one-gallon jug, 64-oz. bottle, 32-oz. bottle, and 6 pack of 8-oz. bottlesEasy dosing system: 8-oz of AquaMAX® treats a 40-gallon holding tankFormaldehyde freeBronopol freeNeutralizes odorBreaks down waste to prevent clumping, clogging, and tank residueEnzymes optimized for MAX performanceBeneficial probiotics; good bacteriaSeptic system safeCampground and marina friendlyCompliant with all current regulationsAvailable as a liquid, dry granule or Toss-Ins®