Page 199 - Industrial Ventilation Design Guidebook

4,4 WATER PROPERTIES AND TREATMENT I 6 I

TREATMENT PROCESS COMMENTS

Note 1: Older systems may have cation/anion deionizers in place of softeners/reverse osmosis.
Note 2: Older systems may use chlorination for microbial control.

mi FIGURE 4.42 Typical flow diagram of water treatment.