Warnberg New member Mar 28, 2007 #41 Depends on the ballast. My IceCap 660's would get very warm running T5's, my IceCap 250 watt MH ballasts don't get very warm at all.
Depends on the ballast. My IceCap 660's would get very warm running T5's, my IceCap 250 watt MH ballasts don't get very warm at all.
