www.safetyandhealthmagazine.com/articles/powered-air-purifying-respirator-4

Powered air-purifying respirator

November 1, 2012

The EVAHL Powered Air-Purifying Respirator is NIOSH-approved and certified by CSA International for hazardous locations Class I, Division 2, groups A, B, C and D T6; Class II, Division 2 Groups F and G; and Class III. Equipped with an ergonomic single-filter design, dual speeds, two alarms and a visual fuel gauge, the EVAHL is a compact, streamlined PAPR.

Bullard