H harry Active Member Mar 8, 2008 #1 how do you know when its time to change your hps bulb i have a 400 what bulb
buster7467 Well-Known Member Mar 8, 2008 #2 Why are you asking this in the cfl forum? You need to ask this in the indoor forum. You will get an answer there.
Why are you asking this in the cfl forum? You need to ask this in the indoor forum. You will get an answer there.
B beta0701 Well-Known Member Mar 8, 2008 #3 Wrong section buddy, try the General or Newbie sections I suggest the Newbie