CAN'T GET NATURAL GAS? SICK OF HIGH OIL PRICES? IF YOU HAVE ACCESS TO LP GAS, THIS IS A GREAT SELECTION TO CONVERT THAT OIL BURNER TO LP GAS! ALLOW TWO WEEKS BUILD LEAD-TIME. THIS LP GAS BURNER FEATURES A 4" DIA. X 11" LONG BLAST TUBE, 9 1/2" MAXIMUM INSERTION, FIRES 65 TO 200 MBTU/HR., DIRECT IGNITION, INCLUDES ADJ. FLANGE ASSEMBLY & GASKET. NOTE: THIS BURNER REQUIRES A NEGATIVE DRAFT OVER FIRE FOR OPTIMUM PERFORMANCE. INSTALLATION BY NON-QUALIFIED INDIVIDUALS VOIDS MANUFACTURER'S WARRANTY.