DIY 4Ft T5 x 4tubes

Originally Posted by BarraCuda™

It used to be important when T5 tubes cost $50-$80 each. Now pricings are so low that it may not justify for the cost of the preheat eballast.

Quite true.. I have 2 T5 running on Osram ballast and 2 T5 running on Ebiru...Hardly notice any difference also.All the bulb still working fine and all still giving out same intensity to my 'naked' eye.