Crompton greaves, a part of the avantha group,and a conglomerate with the global footprint offers wm high flow. Wm high flow has sweep of 400mm and speed of 1323rpm. Their blade color is transparent light grey. Wm high flow 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. The unique features of this fan are: