Originally Posted by gretch6364
Any chance you can expand on this? How does the valve interact with the piston during the process of regulating the air? Curious because no other regs use one.
The schrader valve holds back the flow of air, when the piston is pushed up by the set screw, and spring stack it pushes against the schrader valve and allows for a flow of air through the reg.
*Pressure is created by the resistance to flow*