3M™ 3000 series Gas/Vapor Cartridges and Particulate Filter have a snapfit-style connection that fits single half facepiece, and they’re designed to optimize your field of vision. These cartridges offer lightweight and well-balanced respiratory protection for a wide range of hazardous environments The 3M™ 3000 Series Gas/Vapor and Particulate is a versatile solution engineered to help protect workers in a wide range of industries. Its lightweight and compact design can be used for organic vapor (OV) and/or acid gas (AG) exposures as well as filters for particulate protection. These cartridges are compatible with 3M™ Single Half Facepiece Respirators 1200series, 3000 series and HF-50 series.