Safety Works N95 Harmful Dust Respirator with Valve (10-Pack) CraftMark (1) 4" diameter x 8'

(1) 4" diameter x 8' long ProFlex transition duct

and 1/2" thick

2" stud center markings simplify framing jobs

Head has extra angle and shape to increase splitting force

Kit comes complete with 2 flexible vinyl side panels and 4 mounting tracks with pressure sensitive adhesive

Safety Works N95 Harmful Dust Respirator with Valve (10-Pack) CraftMark (1) 4" diameter x 8'Harmful dust respirator featuring an exhalation valve which reduces heat and humidity build up. Heavy duty fully adjustable elastic straps for optimum fit and comfort. Electrostatic filter media traps dust and harmful particles while maintaining low breathing resistance. Latex free and hypoallergenic for users with sensitive skin. NIOSH (National Institute for Occupational Safety and Health) approved, N95 class.