Airgas Model 211C540 Chrome-Plated Brass High Purity Two Stage Regulator With CGA-540 Connection Safety Signage while the encapsulated filter assembly

while the encapsulated filter assembly protects the valve seats and extends operating service life

and hot or flammable liquids

Cortina 03-500-80 Pop-up Economy Cone 28" Orange 2# 6"/4" Collars w/light  (10 pack)

These regulators can handle flows up to 250 liters per minute of nitrogen with only a 5 psig pressure drop

Nickel-plating keeps it looking good for a long time

Airgas Model 211C540 Chrome-Plated Brass High Purity Two Stage Regulator With CGA-540 Connection Safety Signage while the encapsulated filter assemblyChrome plated regulators are designed for high purity laboratory applications involving noncorrosive gases. Two stage design is recommended for use where constant delivery pressure is desired.