Metal Halide ... Green or Blue?

tech9374

Well-Known Member
Im looking at mh lamps and i found sum but they say one is blue and one is green, which one do i get .... blue???

thank you!

:joint::peace:
 

tech9374

Well-Known Member
If i brought a 150w ballast for mh and hps, then i got a mh e40 and hps e40 and a e40 screw fitting, would i be set?

THANK YOU SO MUCH!
 
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