now a days it seems LED cant compare to yield & quality of HPS. Nasa is said to be reporting pleasing results but i do recall reading many of the most efficient specific spectrums needed have been patiented by holly wood special effects teams.. From what i read LEDs
frostymcfailure Reviewed by frostymcfailure on . led vs hps i an new to this forum and was wondering if you think led can compare to hps Rating: 5