Grease: To build the gun’s body, glue the nozzle (the 2-inch cap with the small hole(s) you drilled) onto the 2-inch-by-24-inch PVC pipe [1]. Let the glue dry for 15 minutes, then dab some ...

[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 ...

For just $10 worth of materials, Casey Smith built this ultra-simple pneumatic gun out of PVC pipe. The design is simple: two air tanks provide a base for the angled barrel. Firing it is as simple ...

A piece of string for the ends of your arrows to rest on is then all you need, attach this to either end of your pipe and you should have a DIY PVC compound bow ready for shooting arrows.