BioChoiceES® Natural Enzyme Drain Cleaner – Eliminates Clogs, Grease, and Odors SafelyMr. Rooter Advantage BioChoiceES Drain Care Product 1 2 Gallon Keep Your Drains Flowing Smoothly with BioChoiceES! Introducing the Mr. Rooter BioChoiceES Drain Care Product, a U. S. EPA Safer Choice solution designed to be environmentally friendly while effectively maintaining your drain lines and septic system. This powerful formula targets and consumes the "gunk" buildup that accumulates from everyday use, including soap, shampoo, conditioners, and