THE MASTRRR COMPANY manufacturers a variety of highrate chemical induction flash mixers for the municipal water and wastewater industry. The induction unit eliminates the need for water supplies, boosterpumps, ejectors, diffusers and mechanical or static mixers. The GAS MASTRRR submersible series and INTRUDRRR flanged inline series are designed to induct and flash mix gas and or liquid chemicals with superior velocity gradient mixing intensity into open channels, basins, tanks or pipelines. Applications include dechlorination, highrate disinfection for water, wastewater, and CSO basin applications, coagulant flash mixing and many more single or dual feed applications.