Safety Works P100 Toxic Dust Replacement Filter Cartridge (2-Pack) Steel Pro Includes 8 metal screws and

Includes 8 metal screws and (4) No

9" magnetic torpedo level

black aluminum screen has a premium coating that is durable and has excellent weather characteristics

Door opening: 27 In

Safety Works P100 Toxic Dust Replacement Filter Cartridge (2-Pack) Steel Pro Includes 8 metal screws andP100 filters offer the highest level of dust protection available in a NIOSH (National Institute for Occupational Safety and Health) approved cartridge. Cartridges feature an air flow opening positioned at the back of the cartridges so that the dust and debris is less likely to clog the filters. The opening also facilitates blocking the cartridges with thumb for an easy fit check when on the respirator.