Waste Holding Tank Sensor Cleaner by Thetford

Our Patented Formula Ends Level Sensor Problems Due To Tissue, Waste, Sludge And Soap Scum Build-Up. Use This Product Regularly And Prevent Problems From Occurring. Your Holding Tank Is Critical To Your RV, And Preventative Maintenance Is Key To Keeping It Healthy. Regular Use Of These Products Helps Prevent Problems From Occurring While Extending The Life Of Your RV.