Intro: Air Pressure Powered Cannon!
Step 1: Get Your Supplies
1. 2x schedule 40 PVC pipe 1.25" 2. 1x 1.25" PVC end cap 3. 1x 1.25" PVC ball valve 4. 1x Air Pressure tested PVC cement 5. 1x Bicycle tire valve (tubeless) 6. 1x Plumbers Epoxy Tools: 1. PVC pipe cutter 2. Drill with 1/4 inch bit
Step 2: Fit the Pieces Together
Fit about 3 feet of the PVC piping on each side of the ball valve.
Step 3: Attach the Cap/Tire Valve
To attach the tire valve, drill a hole in the center of the PVC end cap. Then, use plumbers epoxy, then use the PVC cement to attach the cap to one end of the body of the cannon. Let dry for about 3-4 hours.
Step 4: Finish!
To finish, make sure to cement all of the pieces as shown above in the picture!
Step 5: Fire!! :)
Make sure to BE CREATIVE about what you shoot out of your fun new cannon! I like to use balls of foil, marshmallows, and even batteries! Make sure to BE SAFE, and HAVE FUN! ~(Disclaimer)~ I am not responsible for any injuries caused by this instructible. Do not attempt to build this unless you have supervision from an adult. This is a POWERFUL machine and shall not be used for aiming at another individual. They could be seriously injured!