If you’ve ever wanted an air cannon in your haunt but didn’t want to spend upwards of two to three hundred dollars then you’re in luck.  Terroronshaddowway will show you how to build one that will cost considerably less.  This video tutorial is easy to follow and, once you’ve got all the pieces in place, the assembly couldn’t be any easier.  Safety is definitely a priority when dealing with compressed air, and this is a good safe way to build an air cannon.     Items needed to complete this include: 5 gallon air tank 1/4″ Air fitting 1/4″ check valve Regulator 1/4″ nipple 1/2″ to 1/4″ bushing 1/2″ iron pipe “T” 1/2″ nipple (to tank) 1/2″ union nipple Solenoid valve Power supply Iron pipe outlet tube Teflon tape Triggering device Shop These Materials on Amazon 1/4" NPT Solenoid Valve DC12V 5-Way Double-Acting Pneumatic Air Cylinder 40mm x 100mm 1/4" OD Push-to-Connect Pneumatic Fittings Kit 40-Piece Affiliate Disclosure: HauntersList.com is a participant in the Amazon Services LLC Associates Program. As an Amazon Associate we earn from qualifying purchases at no extra cost to...