Airgas Model C444B705 Supelcoat™ Coated Stainless Steel High Purity/Corrosive Service Cyclone Technology Single Stage Pressure Regulator With 1/4" FNPT Connection Two Stage Note: A Cross-Purge Assembly must

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 change out

single-stage line regulators is recommended for applications where diffusion resistance is required

The stainless steel diaphragm makes it suitable for analytical applications

a cross purge assembly is required to maintain the warranty and for safety

a stainless steel diaphragm in the second stage and a preset safety relief valve

Airgas Model C444B705 Supelcoat™ Coated Stainless Steel High Purity/Corrosive Service Cyclone Technology Single Stage Pressure Regulator With 1/4" FNPT Connection Two Stage Note: A Cross-Purge Assembly mustAirgas unique line of Cyclone Technology pressure regulators are designed to preserve the specific gas mixture. These have a unique internal design to ensure all surfaces are continually swept, thus not allowing any dropout regardless of differences in specific weight of the various compounds within the mixture. These regulators also have a proprietary Supelcoat coating that prevent interaction of corrosive and volatile compounds in high purity gas