Airgas Model C444G320 Stainless Steel High Purity Single Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat Two Stage They are also equipped with

They are also equipped with a reverse-flow check valve to prevent backflow of gas into the regulator on the outlet

Product Type: Traffic Barricade A-Frame

Product Type: Delineator Base

where precise control and low flow rates are required

Airgas Model C444G320 Stainless Steel High Purity Single Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat Two Stage They are also equipped withThese 316 stainless steel single stage high purity regulators are recommended for non corrosive analytical, mildly corrosive and process applications where precise flow control is not critical. A specially designed, convoluted Hastelloy C 22 diaphragm provides good regulating performance and maximum purity integrity without the need for a soft seal, which often can be a source of contamination. Each regulator is capable of withstanding an internal