Houston Service Industries

HSI (Houston Service Industries) is the world's leading manufacturer of centrifugal blowers, exhausters, and control systems. An ISO 9001-2000 certified company located in Houston, Texas USA, we have representatives located around the world to serve you. Product performance ranges up to 25 PSI (1.7 Bar) pressure or to 18 inHg (457 mmHg) vacuum and flows from 100 to 40,000 CFM (10 to 70,000 m3/hr). HSI manufactures centrifugal blowers and process control systems as well as provides complete blower packages with accessories to meet a wide variety of applications. HSI also provides a complete array of aftermarket parts and services for centrifugal blowers, including in-factory blower overhauls & re-rates, on-site blower troubleshooting & repair.