You save money with the first product of its kind to offer both gram positive and gram negative bacteria together in the same bacterial treatment for superior F.O.G. control. Formulated with patented Inter-Core Technology®, this high-tech solution with a low tech application method is perfect for manholes and lift stations. Packed with 10 billion CFU/gram LIBERATOR combines the staying power of proven block technology with the instant concentrated dosage of a granular active. This Earth Smart® Certified formulation provides 60 to 180 days of grease and odor control, depending on flow.