Quote Originally Posted by polishpollack
Well, pushit, that could be but in order to run an hps and an mh using the same ballast, you have to have at least one bulb that will operate off of the other's ballast. If not, then he needs one hps ballast and one mh ballast. So that's why I thought he was saying he'd get the 400 switched for the two 250s.
Cool, CanGroIt asked that question and has yet to be answered. It could be either or and until rbush replies we will never know haha. Nothing to lose sleep over.