Harris Single Stage Aluminum Body Regulator - Model HP721AL-250-590 - 721AL250590 PAPR Systems Harris Ultra High Purity Stainless

Harris Ultra High Purity Stainless Steel Barstock Regulator - Model 741-050-350-B - 741050350B

Lincoln OEM SWITCH S26399-30 - 9SS26399-30

Lincoln OEM SCREW (Package of 5) T11551-2 - 9ST11551-2

For masonry walls (concrete

Spec Sheet (PDF) Owner's Manual (PDF)

Harris Single Stage Aluminum Body Regulator - Model HP721AL-250-590 - 721AL250590 PAPR Systems Harris Ultra High Purity StainlessHarris Single Stage Aluminum Body Regulator Model HP721AL 250 590 721AL250590 The Model HP 721AL is a single stage Regulator with anodized aluminum body for primary pressure control of mildly corrosive gases such as ammonia, sulfer dioxide and hydrogen sulfide. This model can also be used in applications requiring a lighter weight Regulator Typical applications include: Gas and Liquid Chromatography Carrier Gases Calibration Gases Mildly corrosive