Change Resistances without Disconnecting Tubing
Precision Laser-Cut Orifices
Rp5, 10, 20, 50, 100, 200, 500
Individual Resistors Cannot Be Misplaced
Photos & Videos

Multiple resistances always conveniently available in one device

Combine the Linear Test Lung and the Parabolic Resistor Ring for a simple ventilator testing and demonstration setup
Also Consider
- Linear Test Lung. Learn more.
- QuickLung® precision test lung. Learn more.
- ASL 5000™ Breathing Simulator for respiratory device research and development. Learn more.