Description
Model # : 872004-000
Single – One-way valve seat used in the Guardian FFM oral/nasal pocket.
One Way Valve Seat – Single
Model # : 872004-000
Single – One-way valve seat used in the Guardian FFM oral/nasal pocket.
WARNING: This product can expose you to chemicals including Butadiene which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. 
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