3M MMMHF-800-02 3M Secure Click Inhale & Exhale Valve, HF-800-02, 10 EA/Bag

• Each 3M Secure Click Half Facepiece Reusable Respirator HF-800 Series facepiece contains two 3M Secure Click Inhalation/Exhalation Replacement Valve HF-800-02.
• The replacement valves are easy to install and can extend the service life of respiratory protection equipment and potentially result in cost savings.