Thats not a bad deal. I would go with a Hortilux bulb (430w or 400w hps) though, one bulb is all you need. Best of both worlds IMO.
betterhomesandgarden Reviewed by betterhomesandgarden on . Mh conervsion bulb runnin on hps ballast so if im correct you can run a 400w mh conversion bulb on a 400w hps grow light system with a ballast??? this is what im thinkin about buying...will it work ok??? http://cgi.ebay.com/400W-HPS-MH-CONVERSION-Bat-Wing-Grow-Light_W0QQitemZ7755230101QQcategoryZ42225QQrdZ1QQcmdZViewItem Rating: 5