The UNI-THERM'sNn IBR Boilers are manufactured as per latest engineering standards. The Unitherm NON IBR Boilers comprise of machine wound, specially designed helical coil placed inside a sturdy M.S. double jacketed shell. The system comprises of three passes of the flue gases in the Boiler & the non-pressurised heat recovery unit with heat optimiser constitutes the fourth pass, maximizing the efficiency. Design available in all the fuel options & also with dual fuel Burner with a simple changeover switch.Highly efficient indigenous as well as imported Burner options available.