[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons are great, and everyone should build one of these at some point in their life, but what ...
The parts used in this cannon are as follows: (1) 3' length of 3" diameter pressure rated PVC pipe (1) 3'2" length of 2" diameter pressure rated PVC pipe (1) 1/2" PVC ball valve (the cannon may ...
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