Walex CMDOBK Commando Black Tank Cleaner, 40 Pack Drop-Ins

Ever experience false readings from sensors or a continuous odor coming from a black holding tank? If so, most likely there is residual waste build-up on the holding tank interior walls that have dried and caked on the surface wall. Using COMMANDO Black Holding Tank cleaner removes odors and sensor build-up in as little as 12 hours! It's made from a super-concentrated scientifically developed formula that is filled with natural enzymes to penetrate the walls and sensors to break down waste and paper build up in black holding tanks. Not only does COMMANDO Black Tank Cleaner work to clean your holding tank and remove odors, it's also used as a preventative treatment to keep holding tanks healthy and in good working condition. This product is perfect for consumers and for dealers who need to clean holding tanks and remove odors in rentals or sales of used units.