MASKS FILTERING, FACE PIECE, AND FABRIC COVERINGS RESOURCE
6
345-AZN-01-IGDO © 2020, Workplace Safety & Prevention Services (WSPS)
1 877 494 WSPS (9777) | 905 614 1400 | www.wsps.ca
General Principles and questions to ask before selecting Respiratory Protection during Pandemic.
Industrial and Manufacturing sector.
LEGEND
Reg. 833 - Control of Exposure to Chemical and Biological Agents, made under the Occupational Health and Safety Act in Ontario
CSA Z94.4 - Canadian Standards Association Selection, use and care of respirators.
NIOSH - National Institute for Occupational Safety and Health in the USA
IRS - Internal Responsibility System
We want to use a respirator
or mask at our workplace
Conduct a risk assessement for
your workplace exposure to
chemical biological agents
Exposure limit is
exceeded or aerosol
generating procedures.
Or. Reg. 833 does apply
YES NO
No limit exceeded.
Or Reg. 833 does not apply.
No aerosol generating
procedures. Use Hierarchy
of Controls.
Use Hierarchy of
Control for methods
to control exposure.
Provide Fit Test and
training for employees.
Develop policy and
procedure for selecting,
fitting, caring for respirator.
Filtering Face
Piece respirator.
Use CSA standard
Z94.4 for proper
selection, fit, care,
use and limitations of
respirators. Medically
fit to wear.
Consider as last option,
a loose fitting mask or
respirator. Involve IRS
Loose fitting masks or
face covering. Can not
be fit tested. Can be
supplied by employer
or brought in by
worker. They should not
interfere or introduce
a safety hazard
around machinery or
equipment.
Does chemical exposure
exceed the action limit or
limit in Reg. 833? Or are
bioaerosols generated.
Not-NIOSH
approved
NIOSH
approved
PPE only option available
WSPS.CA
