Practice valves with filter for use in CPR training masks by WNL Products. The material used in the filters in these valves is the same as is used in FDA approved surgical masks. This material has a bacterial filtration efficiency (BFE) and a viral filtration efficiency (VFE) of 99.9%. Practi-Valves are single use only. Dispose of mouthpiece after use. Available in packs of 10 or 55 valves. Choose quantity desired in dropdown window above.
Alternate Part Number(s): 5000TV, 5000TV-CP, 500TV, 500TV-CP