Crompton greaves, a part of the avantha group,and a conglomerate with the global footprint offers 18" hi flo. This fan has sweeps of 450mm and speed of 1200rpm. 18" hi flo has earned certification of iso 9001:2000 for its quality management, iso 14001: 2004 for environment management and iso 18001:1999 for occupation health and safety assessment series. These fans are applied in various sectors -- the domestic fans catering to households and offices all over india