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Air cannon trigger valve.
Instead i will mount the nipple and blow gun trigger to the plug itself.
A pvc ball valve for your trigger or a low voltage sprinkler valve is an even better choice for releasing the pressure from the cannon quickly to propel your ammo toward your target.
In this video i ll show you a simple way to modify a sprinkler valve for use in an air cannon spud gun.
You can obtain one from a landscaping company or maybe your local hardware.
Drill a half inch hole into the center of the plug.
This video look at making a trigger for a air cannon.
It looks awesome and can kill a watermelon from.
The ball valve trigger has since been replaced with a valve from a sprinkler system giving this high power pvc air cannon a fancy brass trigger.
If you have the correct size tap for the nipple you should go ahead and tap the hole out.
I had a tap that was slightly too small but i used it.
Aim your cannon in a safe direction away from houses and people 4.
Sprinkler valve modification for air cannon.
Sprinkler valve trigger system options.
These valves are most often found on car tires and bike tires.
A standard shcraeder air pump valve is used to charge a pneumatic cannon.
This modification will allow your valve to open much faster than normal providing you with more power.
Don t go above 100 psi as the valve probably can t take any higher value and the smaller pvc parts might explode.
This is an orbit 1 inline sprinkler valve that we are using for our air cannon firing system.
A safe alternative for a new style sprinkler valve air cannon trigger.
Air cannon trigger system sprinkler valve modification.
Air cannons use valves as a means of both getting air into the gun and getting it out launching a potato with great hilarity.
This is a solenoid sprinkler valve which becomes the heart of the air cannon firing system along a trigger and batteries.
A simple replacement valve for a car tire will suffice.
