Removing lead paint and mold requires great responsibility and appropriate protection. The 3M™ Hard Case Particulate Filters 7093 help filter out particles while you're sanding and scraping. These filters are for professional use only and are to be used as a filter replacement for the 3M™ Hard Case Particulate Reusable Respirator 62093. When your filters become dirty, damaged or difficult to breathe through, replace them with the trusted protection of the 3M™ Hard Case Particulate Filters 7093 for the 3M™Hard Case Particulate Reusable Respirator 62093.