The AP Products Excela-Flo Two-Stage Regulator is approved for use in nearly all portable applications and outdoor cooking appliances utilizing low pressure. It features all zinc body construction, high and low 1/8" NPT pressure tap ports, an integral second stage drip lip vent, and 90° vent locations. The Excel-Flo High-Capacity Compact Integral Two-Stage Regulator is ideally suited for high demand RV, outdoor appliances, cabins, seasonal homes, gas fireplaces, water heaters, ranges, or other moderate to low demand domestic home installations. SpecificationsType: Two-StageMax. Inlet Pressure: 250 PSIInlet Connection: 1/4" FNPTOutlet Connection: 3/8" FNPTExterior Finish: Raw ZincDiaphragm: Fabric Reinforced Molded with O-Ring Bonnet / Body SealDiaphragm Type: Internal Relief, Spring LoadedBonnet / Body Material: Die-Cast ZincListed: UL 144Mounting Holes: 3-1/2" On CenterPressure Taps: 1/8" FNPT Plugged High & low 1/8"" NPT pressure tap ports Integral second stage drip lip vent 90° vent location | AP Products MEGR-295 Excela-Flo Two-Stage Regulator, POL Inlet x 3/8" FNPT Outlet, 90 °Vent