The C4 CBRN Protective Mask is the current issued
gas mask
A gas mask is a piece of personal protective equipment used to protect the wearer from inhaling airborne pollutants and toxic gases. The mask forms a sealed cover over the nose and mouth, but may also cover the eyes and other vulnerable soft ...
of the
Canadian Armed Forces
The Canadian Armed Forces (CAF; , FAC) are the unified Military, military forces of Canada, including sea, land, and air commands referred to as the Royal Canadian Navy, Canadian Army and the Royal Canadian Air Force. Under the ''National Defenc ...
. The C4 is a negative-pressure,
full-face respirator with an ergonomic
butyl rubber
Butyl rubber, sometimes just called butyl, is a synthetic rubber, a copolymer of isobutylene with isoprene. The abbreviation IIR stands for isobutylene isoprene rubber. Polyisobutylene, also known as "PIB" or polyisobutene, (C4H8)n, is the homop ...
face piece. With its stretch-fabric mesh head harness and two simple adjustment pull straps, the C4 respirator is easily donned and doffed.
The C-4 Protective Mask was to be replaced starting in 2019 with the AirBoss Low Burden Mask (LBM) as part of the Joint Chemical Biological Radiological Nuclear General Service Respirator (J CBRN GSR) contract.
References
External links
Bluna Facefit MaskAirboss C4 Gas Mask
3M Face Mask & Respirators
{{Gas masks
Military equipment of Canada
Gas masks