PVC pipe is a valuable material to the backyard hacker. It’s cheap, readily available, and comes in a range of different sizes. However, what do you do if you need to bend it? The typical ...

Drill and countersink two holes in each PVC piece, then space and screw them along a pair of 2-in.-wide boards. Attach the ...

[NightHawkInLight] a.k.a. [Ben] recently built an awesome high power air cannon out of PVC pipe. PVC air cannons ... piston sealed against a rubber hose clamp in the barrel. Adding air through ...