Airgas Model C198K702 Stainless Steel High Delivery Pressure Self-Venting Single Stage Regulator With 1/4" FNPT Connection Regulator low maintenance design features a

low maintenance design features a PCTFE seat for wide media compatibility

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Airgas Model C198K702 Stainless Steel High Delivery Pressure Self-Venting Single Stage Regulator With 1/4" FNPT Connection Regulator low maintenance design features aDesigned for the pressure control of corrosive halogen gases, the deluxe corrosive service regulators have all wetted parts of either PCTFE, Iconel or Monel materials and are protected internally by a sintered Monel filter. This model has a unique design that allows the regulator to be easily rebuilt. Note: A Cross Purge Assembly must be used in conjunction with these models in order to ensure effective purging of hazardous gas traces during cylinder