Shopping Cart (0) Quotes (0) Express Ordering All Categories > Clean Air Treatment > Regulators > Wilkerson Regulators > Wilkerson R31 Regulators > View Items All CategoriesAll Categories Clean Air TreatmentClean Air Treatment RegulatorsRegulators Wilkerson RegulatorsWilkerson Regulators Wilkerson R31 RegulatorsWilkerson R31 Regulators View Items Wilkerson R31 Regulators Email This Page Download PDF Download PDF Printable Page Wilkerson R31 Regulators Wilkerson Regulators /Asset/wilkerson-inline-regulator-r31.jpg Close Window Standard FeaturesBalanced Valve DesignNon-Rising Pressure Adjusting DialHigh-Relief Flow (3/16"Â Relief Orifice)Two 1/4" Gauge PortsPiston Operated