Barrel Sealing Piston Valve (Part 1)

Part 2 :    • Barrel Sealing Piston Valve (Part 2)   A fairly detailed look at a Barrel Sealing Piston Valve for use in a Pneumatic Cannon (air powered potato cannon). Barrel Sealers are the Cadillac of spudgun valves; easy to make and very powerful. This video is intended primarily for spudgun builders and will probably bore the pants off of regular people.