3M Secure Click Inhalation Valve Assembly is a replacement part for use with the 3M Secure Click Full Facepiece Reusable Respirator, FF-800 series. Keep your 3M Resusable Respirator well maintained and ready for use with 3M Resusable Respirator Inhalation Valve Assemblies. They are easy to fit and help increase the effective service life of your 3M Reusable Respirator. Our inhalation valves replace damaged or worn inhalation valves, and it’s specially designed for use with 3M Reusable Respirators. 7100265540 -