These oxygen regulators use an advanced, patented Intelliflo disc to regulate oxygen flow down to 1/32 LPM with very tight tolerances. Featuring a brass core for maximum safety and permanent laser etchings on knob and body that won't peel, flake or wear off. All metal anodized aluminum construction is more durable than plastic and will not rust, plus the gauge protector helps prevent damage.

Features:

• Flows 1/32 to 4 LPM
• All-brass core high-pressure chamber for maximum safety
• Permanent lase etchings on knob and body
• All-metal anodized aluminum construction
• Gauge protector to prevent damage
•  Five-year warranty (excludes contents gauge and gauge protector)