Airgas Model C144B973 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Regulator Also fits inside 1-3/4" ID

Also fits inside 1-3/4" ID pipe

45" EZ Grab Flared Blue Post (2)4" HIP Collars w/10# Base [2 PACK]

these unique

Size: 17" X 17" X 50"

ultra-low delivery pressure gases

Airgas Model C144B973 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Regulator Also fits inside 1-3/4" IDThese two stage regulators are specifically designed for low flow, non corrosive gas applications where precise delivery pressure is critical. They feature a brass piston sensor in the first stage, a stainless steel diaphragm in the second stage and a preset safety relief valve. A sintered brass filter protects internal parts. These two stage regulators are also ideal for medical diagnostic applications, such as blood gas analysis, where precise