Airgas Model 14C580 Nickel-Plated Brass High Purity Two Stage Regulator With CGA-580 Connection Safety Signage Also fits inside 1-3/4" ID

Also fits inside 1-3/4" ID pipe

The coating does not allow for any loss of a component of a gas such as reactive like reduced sulfur compounds

Material: Zinc Plated

Cortina 2050PB 6 foot Parking Block - Black Rubber w/ Yellow Reflective Stripes

Airgas Model 14C580 Nickel-Plated Brass High Purity Two Stage Regulator With CGA-580 Connection Safety Signage Also fits inside 1-3/4" IDModel 14 Series regulators are recommended wherever precise, low pressure delivery of high purity gases is needed. Compact, two stage design provides constant delivery pressure with no need for periodic readjustment. Nickel plated brass construction protects gas purity and ensures long regulator life when used with noncorrosive gases.