The 3M CoolFlow™ exhalation valve releases heat and moisture that can build up on hot days and during extended work hours

rights-of-way and other non-crop areas

Housing measures 15"L x 5"W x 5"D

Wire joiners and tensioners (Item #s 224786-224789) sold separately

Full sign reads "Disease control area - Stop - Help Us Maintain Herd Health - Please Keep Out

Moldex 2400 N95 Disposable Respirator with Nuisance Organic Vapor Relief | 10 Pack connector The 3M CoolFlow™ exhalation valveThis N95 disposable respirator features an added carbon layer that filters nuisance levels of ozone and organic vapors (less than the OSHA PEL), such as pollutants or fuel. The mask also features an exhale valve, which filters out heat and moisture while keeping you cool on the jobsite.