first grow what size fans and charcoal filter

[Motorvibe]

Im setting up my first grow room! Its 4x4x7 high. I have a 600w hps 6"air cooled reflector. What size and cfm inlet fan to pull air from outside should i use for the light? Also what size and cfm outlet and inlet fan should i use for fresh air and heat control? And last but not least what kind of charcoal filter should i use its gonna vent to the outsidE through the chimmney. Any links you may have would be great!! Please help!!

Thx, Motorvibe

 

[Punk]

Im setting up my first grow room! Its 4x4x7 high. I have a 600w hps 6"air cooled reflector. What size and cfm inlet fan to pull air from outside should i use? Also what size and cfm outlet fan should i use? And last but not least what kind of charcoal filter should i use its gonna vent to the outsidE through the chimmney. Any links you may have would be great!! Please help!!

Thx, Motorvibe

I'd go with one like This from htg. 424 cmf. I use the smaller one with 4" flange on a 400 watter, this one is 6" and the price is like $100, can't really beat that. I upgraded to these fans a year ago and have had 0 problems.

 

[Motorvibe]

thx for the reply.