hey everyone! here to ask you good folks a question. puttin together an order on my first tent, everything really. for my first grow!!!! for air, looking at vivosun 6" carbon filter kit on amazon for a4x4 cab.for circulation should i go with a tower or would a couple of those cheap 6" clip fans work? i dont wanna buy twice. cant really, with the DIY COB im doin . this is all financially scarin the shit out of me!LOL input much appreciated