The Essential Guide to 40mm Gas Mask Hoses: What You Need to Know

By EXPPE – Advanced Protective Equipment Experts In a world where personal protection from airborne threats is becoming increasingly vital, having the right gear can mean the difference between safety and serious exposure. One critical component often overlooked is the 40mm gas mask hose —a simple yet powerful addition to your CBRN setup that provides both flexibility and versatility. At EXPPE , we supply rugged, mission-ready equipment designed to keep you protected in real-world scenarios, and the 40mm hose is a key part of that system. What Is a 40mm Gas Mask Hose? A 40mm gas mask hose is a flexible connector designed to link your 40mm NATO-threaded gas mask to a remote filter canister. This allows you to relocate the filter away from your face, often to a belt, pack, or down by your side, offering improved mobility, better weight distribution, and increased comfort in high-risk or long-duration environments. The standard 40mm NATO threading (40mm x 1/7”) makes these hos...