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.
pushit Reviewed by pushit on . new grower with a question hello all! i have 2 seedling thats few days old, they alrdy sprouted from the soil i have only 400w hps light with cooltube and air controll my grow room dimensions are hight:150cm length:75cm deep:55cm i want to put them inside the closet now, so my question is how far should i put the 400w hps light above my sprouted seedlings?? Rating: 5