ATOSA 301040013 Burner Orifice #49 is a precision-engineered gas metering fitting designed to control fuel delivery and maintain steady burner performance in commercial cooking equipment. Featuring a factory-calibrated number 49 aperture, this durable brass hood works by accurately regulating the flow rate of liquid propane into the burner assembly, creating the precise fuel-to-air mi... https://partsfe.ca/orifice-49-for-atosa-part-301040013