harley420
Active Member
Hey well I recently found an old ballast hps 400 watt and I realy had no use for it untill I found out that philips ceramicmetalhalide allstart 330 watt replaces the hps and has the best spectrum of anylight out to date I am running 2 1000 watt hps and the 400 watt CMH as supplimentary light, anyone elsse using the CMH ? Pls shoot me some input on how you like it, it emits UV also its like having a little sun in your room I highly recommend this lamp.