3M Lead Paint Removal Respirator, used by professionals for the sanding and scraping of lead-based paint in certain projects, features a balanced design for more comfort and are designed to be used with 3M Replacement Filters. With a 99.7% filter efficiency against solid and liquid particles that contain oil, the 3M Lead Paint Removal Valved Respirator is a great choice in respiratory protection for the pro when working on certain lead-based paint projects.