Campa-Chem DRY is a 3-in-1 RV holding tank treatment, deodorizing, breaking down waste, and cleaning- Deodorizer - Formulated to work in any weather condition,Campa-Chem is packing the most powerful odor control available on the market- Waste liquefier - Clogging is no longer an issue, as Campa-Chem breaks down solid materials, liquefying waste and toilet tissue fast and efficiently- Detergent - The third component of the 3-in-1 formula is the detergent, which cleans the tank walls and drain lines, maintaining the tank and lines in top shape.Highlights:- VERSATILITY: Campa-Chem is a powerful waste tank deodorant, suited for RVs and boats, working to eliminate the odors produced by waste in black water tanks- PERFORMANCE: Formulated to prevent clogging, Campa-Chem uses a concentrated formula to liquefy waste and break down tissue- CONVENIENCE: Available in pre-measured, waterproof 56.7g packets, Campa-Chem DRY comes in non-dusting powder form- SAFETY: The 100% biodegradable waste holding tank treatment is safe even for septic tanks- FUNCTIONALITY: Formulated as a 3-in-1 product, the formula holds a deodorant, a waste liquefier, and detergent, eliminating odors, breaking down waste and cleaning the tank