Just made a little video to show you all the power of my latest 7-foot-long model!

[youtube][/youtube]

Hi BTB!
While I certainly appreciate the concern (I really do), I should mention that I'm a 31 year old high school teacher, and pretty careful!

Thank you so much for your help, guys. However- just to clear up something- I'm not actually Austrian! I just clicked the wrong country in the drop down menu (as an Australian, you would be surprised how often this happens). As for the QEV valve solution; I've had a look at youtube videos of cannon'...

Hi Ragnarok, Wow. Thank you so, so much for your amazingly detailed and extremely thorough response. I'm blown away- I cannot thank you enough for taking the time to give me all of this information. As for your valve idea- do you know of any online source which provides instructions on how to build ...

Hi all! Firstly, thank you all so much for your replies. I cannot tell you how much I appreciate you sharing your expertise with a newbie. _ _ _ So. I was pretty hesitant about sharing an image of my little project, simply because it's so crude looking compared to all of the amazing designs I've see...

Okay. This might be a very, very, very amateurish question. But I have to know .. :arrow: :arrow: :arrow: :arrow: :arrow: :arrow: :arrow: I've now made three air 'rifles'; one made from PVC, and two from galvanised steel . _ _ _ _ The first of the two steel rifles has an air reservoir about two and ...

Thank you, I really, really appreciate your reply!

Hi guys, As you can see, I'm brand new here. I have built two air guns so far- one made of PVC (which can take up to about 80 PSI) and my newest one- which is made of galvanised steel pipe . The problem with my brand new pipe-cannon is the PSI ! I can get it up to about 280 PSI with my stand-pump (...