electricity use

  1. S

    2x 125w CFL Electricity (first time grow)

    First time indoor grower looking for some advice. im current using 2 40w T5 grow lights in my closet, i know i dont get the proper light with this and it seems to be killing my electricity bill... it jumped $80 in 1 month. was thinking of switching over to 125W CFL, using 6400k for veg and...
  2. W

    Ballasts

    This is probably a dumb question but what exactly is the point of using a ballast? Why do you need one? Does a 400 watt ballast go with a 400 watt light and so on...? what will happen if i dont use a ballast?