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PVC Air Cannon

Step 6Load it up and launch it!

Load it up and launch it!
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The air compressor can charge the cannon up to 150 psi (which is the most you should charge it to anyways. Ball valves are rated for 150 psi). Simply plug the charger into your car, set it to the target pressure, attach the pump to the valve on the air cannon, and let it charge.

Once you've got it fully charged, load the cannon up with whatever you please. I think water balloons are a lot of fun; just make sure you put a soda can or something in the bottom so the air pressure doesn't pop the balloons. Aim and fire! You can literally launch anything you can fit in the barrel.

You can slap a really cool paint job on it, too. We used a plastic primer and some simple spray paints to do a camo design. Then I did some air brush work to christen it Thompson's Nightmare after our favorite attorney from Florida.

Just keep in mind one thing: anything you launch out of the cannon is coming out at 90+ mph. Don't be stupid. Have fun!
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4 comments
Jun 17, 2011. 10:27 AMDannytheGreat says:
how much did this cost?
Aug 1, 2011. 3:36 AMagravelin says:
without the compressor this is under 20 dollars im guessing ive made one a bit different and it was cheap u just gotta find an old tire maybe a neighbor has a popped tire laying around or maybe u cud pop ur neighbors tire and steal it and u can use a bike pump sure its annoying but it works and is so worth it when u see the look in ur friends eyes haha
Jun 18, 2011. 4:25 PMjlumpkin1 says:
it is so awsome!
Jun 28, 2011. 11:32 AMDannytheGreat says:
that isnt an amount

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