This product contains natural bacteria and enzymes to degrade all animal and vegetable matter. It can be used for bath tubs, cat Litter boxes, floor drains, garbage disposal odors, grease traps, kitchen sinks, laundry drains, lavatories, lift Stations, pit latrines, RV & boat holding tanks, septic tanks, sewage ejector sumps, showers. All you do is dissolve the sachet contents in approximately 10L warm water and pour the mixture into the desired area, directly or through a linked drain. Sold in 100ML sachet.