Water Filtration System, compact, 22,000 gallon capacity, scale control with Citryne® 1/2" manifold, 5 micron, 20-80 psi, 5.5 GPM, NSF (for use with icemakers up to 2000lbs./day, multi-compartment steamers and combi-ovens (filter & scale) (replacement cartridges TCB20-5 & SM2C)