3M 8511 N95 Particulate Respirator Dust Mask with Cool Flow Valve, 10-Pack Grills Fastener Length: 5/8"

Fastener Length: 5/8"

Specific Gravity : 11 to 12

An insulated tee cap is included for inspection and cleanout

Works great not only in whiskey but also other liquors

Two LED indicators: Overload – Red Power On/Off – Green

3M 8511 N95 Particulate Respirator Dust Mask with Cool Flow Valve, 10-Pack Grills Fastener Length: 5/8"Highlights: Color: White NIOSH Rating: N95 Respirator Type: Construction Style: Cup Valved Number in Package: 10 pc. Usage: Dust from Sanding, Sawing, Grinding, Sweeping etc. Filtration: 95 percent Packaging Type: Boxed NIOSH approved N95 for at least 95 percent filtration efficiency against certain non oil based particles and aerosols 3M cool flow valve helps reduce heat build up inside the respirator Breathe 30% easier Advanced filter media for