Login or Register


Breath Volume Set

(backordered: in stock 8/17/22)


For measuring tidal volume and respiratory minute volume. One-way valves enable subject to inhale room air and exhale directly into lung volume bag. Volume is read directly from wall of bag (scaled in 100-mL increments up to 6 L).

Includes 2 one-way valves, T-adapter, lung volume bag, 3 reusable mouthpieces, mouthpiece holder, and 30 disposable mouthpieces. Order item# 692647 Mouthpiece Replacements.


Return Policy:

This product is backed by our 100% Satisfaction Guarantee. If for any reason you are not satisfied with any item, you may return it for a replacement, a refund, or credit. Read more about our Return and Exchange Policy  »


Questions & Answers