The APW AS-2066854 Gas Griddle Orifice Orifice 54, 3/8"-27, LP Orifice, CTB, FLB, VCB is designed to regulate propane gas flow for consistent and efficient burner performance in compatible commercial cooking equipment. This precision replacement orifice works by metering the correct amount of LP gas to the burner, helping maintain proper combustion, stable flame characteristics, and ... https://partsfe.ca/as-2066854-apw-orifice-54