L.B. White Guardian 100 2.0 NG Burner Orifice
The LB White 574516 orifice is a precision-engineered replacement part for Guardian 2.0 heaters. With a 0.183-inch opening and 1/4-18 NPSM thread, it ensures accurate gas flow and optimal burner performance. Built from high-quality materials, this orifice helps maintain efficient, reliable operation and proper combustion in your LB White heating system.
