HomeBill Calculation SNGPL Bill Calculation, Online Bill, Payment Calculation Procedure October 30, 2017 13 SNGPL Bill Calculation, Online Bill, Payment Calculation Procedure First Step: Check your GAS Meter Reader Second Step: Convert m3 to Hm3 Third Step: Change Hm3 to MMBT Forth Step: Calculate Your Bill Tags: Bill Calculation Online Bill Payment Calculation Procedure SNGPL Facebook Twitter