Ordorlos Septic Tank Holding Tank Treatment Drop-Ins (10 Pack)

Ororlos Holding Tank Treatment Liquefies all Waste and Tissue while lubricating valves. These quick dissolving Drop-ins are 100% Biodegradable and Formaldehyde Free. Commonly used for RV and Boat Holding Tanks and in Remote Camping Bathrooms. Instructions with tank size treatment table included: Example: Add 1-Drop-In with 1 gallon water to treat a 40 gallon Black, Grey holding tank. Or add 4-Drop-ins with 4 gallons of water to treat 1,000 gallon septic tank.