Thanks!!!

I know the basics of it. What I don't know is does it completely drain the air out or does it drain down to the specify psi? Example: 100psi pressure relief valve when over filled will pop off to release pressure. Does it close up when it reaches back down below 100psi or does it completely drain ou...

How come the measurement mentioned (1/4" and 1/8" npt tap) are smaller on my drill bit chart, yet its larger on the actual item (gauge, pressure relief valve, schrader valve)? A 1/4" drill bit is size of a sharpie point, but the gauge with 1/4" thread is wide as a penny. So what am I missing here? H...

Probably off topic, but discussing about 2" pressure chamber, what is the length recommended when using a 2" pressure chamber to launch a nerf rocket under 230fps? Keeping it under 30-60 psi. I'm using a rain bird CP-100 sprinkler valve. I have one working with my other launcher, but that one has a ...