Featuring a low-profile design with a curved top, our combination filter cartridges minimize the risk of catching on pipes or other objects. Performing user seal checks, even on gas and vapor cartridges, is made easy for your convenience. These filters are approved for use with Honeywell North Half Masks, including the 7700 Series, 5500 Series, RU8500 Series, and RU8800 Series. Additionally, they are sanctioned for use with Honeywell North Full Facepieces, spanning the 5400 Series, RU6500 Series, and 7600 Series. Explore the Chlorine, Hydrogen Chloride, Sulfur Dioxide, Hydrogen Fluoride, Chlorine Dioxide, Formaldehyde, and P100 Cartridge/Filter Combination, providing a high level of protection for a variety of hazardous substances. Elevate your safety standards with Honeywell North.