Please note: This is a Sole Source Notification.. The Evoqua Water Technologies odor control systems are identified in the Utilities Standards Manual for installation at Master Pump Stations, Submaster Pump Stations and Wastewater/ Water Treatment Facilities. The systems, supporting chemicals, components and services such as Evoqua's federally registered trademarked Envirex and Davco brands Rim-Flo and Tow-Bro Circular Clarifiers, Chain and Scrapers Systems, Rotating Biological Contractors, Gravisand Traveling Bridge Filters, Oxidation Ditch Aerators (Orbal), VoCarb, MIDAS, RJMC, AKTIVOX, Perox-Plus, BIOGLAS, ZABOCS, WHISPER Biofilters, including Biofilter Nutrient 8-2-8. LIQUID PHASE: ODOPHOS Iron Salts, ODOPHOS PLUS Iron Salts Alkaline, ALKAGEN Solutions, BIOXIDE Solutions, BIOXIDE-AQ Solutions, BIOXIDE AE Solutions, BIOXIDE Plus 71 Solutions Oxidizers, VX-456 Mixed Oxidant Solutions, Above Ground, Under Ground, Turnkey Installation, Link2Site, VersaDose Controller Instrumentation, Remote Monitoring, LO/PRO, BTF (Bio-Trickling Filters), CAP Carbon Absorbers.