Resusciation Mask Replacement Valve Login to view pricing. $17.44 SKU 858281 Quantity Quantity Add to cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Replaceable one-way valve which directs expired air away from operator Specifications Standard Package: 1 Replacement Valve Health Warning Always read the label and follow the Directions For Use.General Information Intended Purpose CPR mask is designed for CPR, provides a physical barrier between the rescuer and victim.