Close Mesh Fan Guardclose Mesh Fan Guard,Close Mesh Fan Guard Of Crash Worthy Design For 400 Mm Sweep Rc Fan Conforming To I Cf/Per Drg. No. Icf/Sk-7-6-158 Alt. H Col. Ii Or Latest And Other Technical Parameters As Per Is:6680- 1992 (First Revision) With Deviations As Per Annexure H Revised In Dec.2005 [ Warranty Period: 30 Months After The Date Of Delivery ] ]