1000w de hps bulbs, is there a difference?

[Yellow93]

I need to replace some bulbs. Are there any that are recommended over others and why?

 

[mfed]

Try Philip de 1000w

 

[cemchris]

Nanolux, Philips, Hortilux, Gavita all work. Never tired the cheaper brands. Nano's went out more then the others. Also there is the jacketed Nano MH's which are pretty good in 6K.