Airgas Model E444B660 Stainless Steel High Purity Two Stage Positive Seal Regulator With 1/4" FNPT Connection regulator Specially designed lid opens no

Specially designed lid opens no more than 60 degrees and stays closed when not in use

These regulators also have a proprietary Supelcoat™ coating that prevent interaction of corrosive and volatile compounds in high purity gas mixtures used in EPA analysis

Product Type: Traffic Control

Cortina 03-600-00 - 36" Yellow Lamba Cone - Plain (5 Packs)

Airgas Model E444B660 Stainless Steel High Purity Two Stage Positive Seal Regulator With 1/4" FNPT Connection regulator Specially designed lid opens noThese two stage positive seal regulators feature convoluted, Hastelloy C 22 diaphragms that provide maximum sensitivity, minimum droop and a leak tight bonnet seal. Type 316 stainless steel internal components are ultra sonically cleaned and electropolished to a 32 Ra surface finish for applications where a contamination free flow stream is critical. Optional 15 Ra electropolished with faceseal. A rugged, mechanical linkage connecting the diaphragm