A safe alternative for a new style sprinkler valve air cannon trigger.
Pvc air cannon sprinkler valve.
Qev sprinkler valve air cannon pvc plug.
Drill a half inch hole into the center of the plug.
If you have the correct size tap for the nipple you should go ahead and tap the hole out.
Pvc air cannon with sprinkler valve there are a number of cool things you can do with them remote detonation and sentry gun to name a couple not even counting the ease of use that a simple electric trigger has over a rubber powered ball valve as on my air rifle which has to be reset after each shot.
It looks awesome and can kill a watermelon from.
This instructable will teach you how to build an air cannon that can be triggered with a switch.
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.
At 60 psi this d.