Looking for source for valve for home-made airgun/bb gun.

I'm an 11-year-old making a home-made airgun. I can't find the kind of valve I'm looking for. What kind of stores/websites should I be looking at to find valves?

try lowes for a ball valve or www.spudfiles.com has details on piston valves with work best
themakerguy8 years ago
Try a sprinkler valve and take out the solenoid. There are plenty of tutorials on how to mod it. Rainbird CT 100 i think it is 1" but there is a 3/4" rainbird find one at a hardware store in garden or pipe section. how to mod check ......