(11) Res-Kem’s OHM-Σ-TECH Series two-bed deionizers are available as standard pre-engineered units or as custom designed systems with the flexibility to meet a wide range of individual customer requirements. The deionizers can be supplied in combination with a full range of options and related equipment to provide a fully integrated water purifications system. Ranging in size from 14" to 48" in diameter and with flows from 10 to 188 gallons per minute, the OHM-Σ-TECH Series two bed deionizers are a highly efficient means of removing dissolved solids from water.