3M™ Respirator, Pro Series, Sanding & Fibreglass, N95, Valved, 5/Pack- 8 Pack Per Case 310-1001 - 200 Per Box it features a precision-machined aluminum

it features a precision-machined aluminum chestpiece and adjustable components for professional use

and offers excellent absorbency and release characteristics

Capacity: 42 L

low-profile design with a curved top to prevent snagging on pipes or other obstacles

3M™ Respirator, Pro Series, Sanding & Fibreglass, N95, Valved, 5/Pack- 8 Pack Per Case 310-1001 - 200 Per Box it features a precision-machined aluminum3M Respirator, Pro Series, Sanding & Fibreglass, N95, Valved, 5 Pack 8 Pack Per Case The 3M Respirator 8511 is part of the Pro Series line of face masks. Built with pro workers in mind, this valved respirator reduces heat buildup inside of the respirator, helping to enhance comfort during long term use. This N95 respirator also features advanced electrostatic media that enhances the capture of airborne particles while allowing you to breathe easier.