Box Type Guage Cum Level Along With Spirt Level (Bg) To Rdso Specification No.Tm-58.Dt.11-06-2001 Revision 04 Of 2008 Shall Confirm To Rdso Drawing No.Tm 0108,0108 /1 And 0108/2 Or Latest. [ Warranty Period: 18 Months After The Date Of Delivery ] ]