This 3M Nuisance Odor Respirator is ideal for use in dairy barns and animal confinement structures to guard against Farmer's Lung

This 3M Nuisance Odor Respirator uses a thin layer of charcoal in the mask to protect against livestock and other nuisance odors. Approval No. TC-84A-1350. Box of 20.

• Certified Efficiency: Has a minimum filter efficiency level of 95% or greater against dust and other non-oil particulates under NIOSH 42CFR84
• Won't Slip: Double elastic headbands provides a secure fit
• Quantity: Box of 20