Canadian Forces RCAF C4 Respirator Size Medium

The Canadian Forces RCAF C4 Respirator Size Medium is a protective mask issued to personnel of the Royal Canadian Air Force and other branches of the Canadian military. The C4 respirator is designed to provide respiratory and facial protection against chemical, biological, radiological, and nuclear (CBRN) agents. Constructed with a durable rubber facepiece, it features dual adjustable harness straps to ensure a secure fit. The mask includes a voice emitter for clear communication and an external filter canister mount positioned on the side. A single size medium ensures compatibility for a range of users, in accordance with Canadian Forces sizing standards. This respirator represents standard issue protective equipment from the late 20th and early 21st centuries. Commonly used in both training and operational environments, the C4 mask is a significant component of Canadian military CBRN defense. Markings and NSN details are typically present for identification and inventory tracking.