A concentrated toilet waste holding tank and grey water tank cleaner, for removing limescale and grease deposits.
Thetford Duo Tank Cleaner is a concentrated toilet waste holding tank and grey water tank cleaner, for removing limescale and grease deposits from Porta Potti Holding tanks, boat toilet holding tanks and grey water holding tanks.
Thetford Duo Tank Cleaner is designed to be used two to three times a year for optimum cleaning with minimal effort!
Simply pour the required amount of Thetford Duo Tank Cleaner into the tank, and add water, preferably luke warm water to the tank. If it is a portable tank then shake it around, if the tank is fixed into your boat or motorhome then cruise or drive around for a bit to shake the contents of the tank.
Leave Thetford Duo Tank Cleaner in the tank for at least 16 hours. Then empty the tank and rinse with clean water.
| Quantity | 800ml |
| Dose | Waste Holding Tank: 200 ml Grey Water Tank: 600 ml |
