Airgas Model C144B590 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Regulator The needle valve model hasthe

The needle valve model hasthe valve built into the regulator body reducing the gas path

Waste can is made of lead-free

They are available with a CGA-cylinder valve connection for use on large cylinders

galvanized steel construction with elevated bottom for circulation of air

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

Airgas Model C144B590 Brass Specialty High Purity Low Flow Two Stage Pressure Regulator With 1/4" FNPT Connection Regulator The needle valve model hastheThese 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