NIOSH approved for environments containing certain oil and non-oil based particles Versatile protection against certain oil and non-oil based particulate contaminants Nuisance odor relief for acid gas levels below the Permissible Exposure Level (PEL) Versatile and simple to install The 3M™ Particulate Filter 7093 Series is designed to help protect in higher-heat and wet applications with a swept-back plastic encased filter. An innovative solid-top air-inlet can help reduce premature loading by allowing a channeled airflow. The P100 filter has a unique, spring-loaded filter cover to assist in performing negative pressure user seal checks. Simply press or squeeze the filter cover to restrict airflow and inhale gently to check for proper seal of the respirator.This P100 particulate filter is both flame and water resistant. It is easy to install. Plus, 3M™ Particulate Filters 7093 Series are compatible with 3M™ Half Facepieces 6000, 6500/6500QL, 7500 Series, Full Facepieces 6000, FF-400, 7800 Series, and 3M™ Scott™ AV-3000 HT and AV-3000 SureSeal Facepieces with AV-632 Bayonet Adapter, thus helping to reduce inventory needs. Included: 1 3M Particulate Filter