Control RV black tank odors and break down waste with these TST Orange drop-in treatment packets. Each pre-measured packet dissolves in the tank to keep your bathroom fresh on the road.

• 15 pre-measured drop-in packets, one per tank dump
• Powerful citrus-orange scent neutralizes black tank odors
• Breaks down waste and tissue to keep sensors clean
• Formaldehyde-free and biodegradable
• Safe for plastic tanks, valves, and seals
• RV park and septic system friendly

Tip: Drop one packet in the toilet after dumping, then flush with a few gallons of fresh water.