Crompton greaves, a part of the avantha group,and a conglomerate with the global footprint offers wm mark. This fan has sweeps of 400mm and speed of 1323rpm. The blade colors available are: rose pink, pale blue, light grey, azure blue and the base color is ash grey. It has 120 spokes. Blades are made of aluminium and base is made of aluminium pressure die cast. Wm mark 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.
