the thing that will improve will be the penetration tho from the 250watt it has 18" canopy penetration where the 150 have 8-12" and the lumen out put would be the same.

i dunno i just think a 400would be too much power in such a little cab i would need a cool tube no doubt about that.
invision Reviewed by invision on . help me find a centrifugal fan before i can start again i need a bigger better fan i noticed these fans are pricey but seem well worth the investment i just really cant find a good place with a decent price so im looking for help, something in the 465CFM range would be best......:thumbsup: Rating: 5