3M 2138 P3 FILTER PK20

Features Include:

• Protects against fine dusts, and oil- and water-based mists
• Also offers relief from nuisance levels of organic vapour, acid gas and ozone
• For use with 3M half-face and full-face respirator masks
• Bayonet connection with a simple twist-and-click fitting
• Lightweight with low breathing resistance
• Flexible enough to fit under welding shields
• Maximum use concentration for full-face masks: 40 x workplace exposure limit (WEL) for particulates, up to 10 x WEL for ozone, and below WEL for vapours and gases
• EN 143 P3 R