The Kronen KD1013 Premium Holding Tank Treatment Drop-Ins are fast-dissolving packets designed to eliminate holding tank odors at their source. Powered by natural micro-organisms, they effectively break down organic materials and liquefy waste, ensuring a completely odor-free result. Perfect for maintaining a fresh and clean tank in RVs, boats, and portable toilets.

Softens grease buildup and reduces the need for manual tank cleaning
- Helps maintain a cleaner tank with less effort over time
Free from harmful ingredients like formaldehyde and nitrates
- Safe for septic systems and the environment
One packet treats up to 40-gallon holding tanks (4 oz per packet)
Neutralizes odors instead of masking them
- Ensures a fresh, clean tank with no overpowering chemical scents
Liquefies waste and tissue for easier, faster transfers
- Minimizes clogs and ensures smoother operation
Reduces the need for frequent physical cleaning
- Simplifies maintenance and tank upkeep
Lubricates valves during cleaning for smoother flow
- Helps prevent damage and wear to valve components
Keeps floats and sensors clean for accurate readings
Treats tanks as needed for consistent performance
Safe for disposal at any waste station
Fresh scent with no harsh chemical smell
Made with 100% biodegradable ingredients for eco-friendly use
Shelf Life: 2 years.
Includes (10) drop-in packets
Weight: 3 lbs.
Made in the USA.

Note: Kronen holding tank treatment should not be mixed with any other tank treatments containing formaldehyde.

Kronen Premium Holding Tank Treatment Drop-Ins - 10 Pack