Invite Offers From Ibr Qualified Contractor For Maintenance Of 2 Nos. Fbd Solid Fuel Boilers Contrators For Dismantling, Insulation And Commissioning Of In Bed Tubes, In Bed Tubes Header Assembly And Boiler Refractory And Insulation Work At Navapuraplant 2 Nos. Of Boilers Of 6 Tph Capacity