18v flouresent cuttings

hi all im at 7 weeks flowering in my first grow and have started another that is 4 weeks veg the thing is last time my cuttings was in a tent with 600w hps quie high above the lights and i had about 95% success,this time both my tents ae full and was wondering would a 18v flouresent light and a headted probergator in a cuboard be enough cheers in advance for opinions guys
 
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