CLEANER - COMMANDO BLACK TANK (4/Bag)

Restore Sensor Function. Advanced Super Concentrated Enzyme Formula. Easy to Use Dissolvable Packet. Remove Waste and Paper from the Tank Wall. Clean Entire Tank in 12 to 24 Hour. Walex has Developed an Advanced Super Concentrated Enzyme Formula to Fight Back Hard Against Thought Residual Buildup. Commando Black Tank Cleaner Penetrate Deep into Tank Wall to Clean and Remove Lingering Odor, Waste and Paper Buildup. Lubricate Valve and Seal. Septic Tank Safe. Formaldehyde-Free. Made in USA.