For periodic deep cleaning of both your waste-holding and grey water tanks, use Thetford Duo Tank Cleaner Concentrate. This powerful formula tackles the tough stuff—scale, grease, and stubborn encrustations that build up over time, affecting system performance. It’s designed to clean internal technical parts without requiring any manual scrubbing.
Regular use of this 800ml concentrate is an investment in the longevity of your entire sanitation system. By removing damaging deposits, you ensure all components function correctly and prolong the lifespan of your tanks. This is the expert-approved solution for restoring your system to peak operational condition between trips
