Options typically range from 2216 psi to 5500 psi.
Carbon-wrapped cylinders are lighter, lasting up to 15 years, while steel/aluminum lasts longer but is heavier. 3M Scott offers 30, 45, 60, and 75-minute durations.
Options like the Scott AV-3000 HT offer better communication and heat resistance. 3. Buying Options (New vs. Refurbished)
Specifically NIOSH-approved for non-fire related, industrial applications.