The BICR self-recuperative burner has an energy-saving, compact, modular design for use on either new or refurbished systems. The burner uses high-velocity to promote exhaust gas recirculation of flue gases to reduce harmful emissions. The burner operates with direct ignition and on/off control. Three capabilities are available from 70,000 to 280,000 Btu/h (21 to 82 kW). In addition, various exhaust housing and recuperator lengths are offered to fit specific applications. The burner includes flame rod, ignition electrode, gas adjusting orifice and optional UV detector for flame supervision.