OHS Code

Published Date: July 01, 2009
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Part 18 Personal Protective Equipment

Section 253 Air purifying equipment

An employer may permit workers to wear air purifying respiratory protective equipment if

(a) the oxygen content of the air is, and will continue to be, 19.5 percent or greater by volume,

(b) the air purifying equipment used is designed to provide protection against the specific airborne contaminant, or combination of airborne contaminants, present, and

(c) the concentration of airborne contaminants does not exceed the maximum concentration specified by the manufacturer for the specific type of air purifying equipment, taking into consideration the duration of its use.