Im growing in a homebox xs (2x2x4) and im growing buddha white dwarfs (From ) they will be under a 250w hps with a cooltube (from htpsupply?).. Well what im asking is would 1x intake 6'' inline fan pushing 250 CFM (cubic feet per minute), and i have 1x of the same 6'' fans on the cooltube.. Will another 6'' fan of the same one work?? Or would i need more?? Here is the specs of the fan.. And will i need 2x fans for my cooltube (One sucking in and out) or what??

PLEASE HELP ME!

Heres specs of fan:

250 CFM (cubic feet per minute)
Fluted for easy installation
Powerful enough for 1 Reflector or Long Runs
Comes Completely Wired Ready To Go
Fits all 6" A/C Fittings & Ducts
Keeps your bulbs cooler
Reduces Bulb Fade & Extends Bulb Life
Remove the #1 Heat Source from your grow area
1 YEAR FACTORY WARRANTY

The SunCourt Duct Booster Fan can be used for Ventilation or Reflector Cooling. Keeping your grow room when ventilated and temperature controlled is very important. Removing the heat from you reflector hood is also important. By adding a fan, Bulb Life is Extended, Bulb Fade is Reduced and reflectors can be placed closer to your plants. Comes with a 1yr Warranty Sun Light Supply.
InTheTrees Reviewed by InTheTrees on . ** Will this work?? Come quick, order on the way! ** Im growing in a homebox xs (2x2x4) and im growing buddha white dwarfs (From ) they will be under a 250w hps with a cooltube (from htpsupply?).. Well what im asking is would 1x intake 6'' inline fan pushing 250 CFM (cubic feet per minute), and i have 1x of the same 6'' fans on the cooltube.. Will another 6'' fan of the same one work?? Or would i need more?? Here is the specs of the fan.. And will i need 2x fans for my cooltube (One sucking in and out) or what?? PLEASE HELP ME! Heres specs Rating: 5