3M 4000 Series Half Mask Respirators
3M 4000 series half mask respirators are designed to be disposed of within one month of constant use, or when filters are saturated.
Maintenance free masks have built-in filters which are integral to the mouldTextured face seal to prevent slippage and improve comfortCradle head harness to aid ease of fitting and useLow profile design for better peripheral visionResealable bag for after-use storage helps prolong filter life