Quote Originally Posted by PharmaCan
Check out the fans at WalMart. They have a 4" - 6" (I don't remember the exact size and I can either go measure one of my fans or spark this bowl of White Widow - guess which I'm gonna choose. ) Anyway, they're small fans with a chrome wire cage and a support that makes them easy to hang on the walls of your box and they cost around $6 - $8 and they are great for grow boxes.


PC :smokin:
If they're the one's I'm thinking of, they're 4"- and if you pop off the support bracket ( not the cage) they'll fit inside a 4" flex duct.