3M™ Cool Flow™ Valve Particulate Respirator 8511 Size:One Size Fits Most - 10 pk (1) 4 inch x 11

(1) 4 inch x 11 inch aluminum snap lock tail pipe

exterminators

cracks and holes while improving energy efficiency all around the home

Packaged with a 4-way steel 2-3/8' backset square face deadlatch or adjustable latch (AL)

longer open assembly time and lower application temperature

3M™ Cool Flow™ Valve Particulate Respirator 8511 Size:One Size Fits Most - 10 pk (1) 4 inch x 11Highlights NIOSH APPROVED N95 for at least 95 percent filtration efficiency against certain non oil based particles and aerosols 3M COOL FLOW EXHALATION VALVE helps direct exhaled air downward and allows for easy breathing UP TO 50% EASIER BREATHING. Compared to non valved 3M 8200 Testing ADVANCED FILTER MEDIA for easy breathing ADJUSTABLE M NOSECLIP helps provide a custom and secure seal STRETCHABLE, BRAIDED HEADBANDS for comfort LIGHTWEIGHT DESIGN