I'll take and upload some pictures of my finished product tomorrow :) And damn, the last thing I'd want is to have the pvc explode while i'm pumping it. I'm going to try wrapping the pressure chamber with duct tape to try to prevent it from exploding if it does give out, I used 1 1/4" schedule 40 PV...

Hey Chris, I took your advice and made the stock into the pressure chamber, and used the sprinkler valve as the trigger. The cannon fires perfectly and I am very happy :) And now I want to make another one with a larger barrel so I can shoot larger projectiles. I don't plan on making the pressure ch...

I understand pretty much what you are saying, but i'm not sure how to route the air from the chamber to the barrel. I have decided to use the sprinkler valve trigger because it seems pretty easy to make, but how would I connect the hosing from my chamber to the sprinkler? What kinds of adapters/fitt...

Hey Chris, So the inner diameter of the PVC pipe is 3/4 inch, and my friend gave me these cardboard tubes which are 3/4 inch outer diameter and it fits pretty nicely, and is pretty air tight, but can move freely without much friction I plan on filling the tubes with some aluminum foil or some airsof...

Hi guys, I have my design for an air cannon, but I have some questions about some parts. So the concept of the air cannon would be pretty simple. I bought a small bike pump rated at 90 PSI, and I plan on connecting that to an air reservoir (preferably brass or PVC), and connecting the reservoir to a...