Specifications include, but are not limited to: Provide all labor, equipment, and materials, including microbes, for on-going preventive maintenance for designated New Castle County sewer treatment locations. The work shall include the furnishing and installation of all fittings and equipment necessary for dispensing the approved microbe into the New Castle County sewer system at approximately 70-100 locations. Two multi-strain, microbial BioPlugs will be released into each treatment location during each one (1) month treatment cycle. If it is determined that additional treatment is required at specific locations, then a second system and treatment routine will be established at those designated locations. Vendor shall submit schedule to New Castle County for approval.