well. i got my 150W HPS in... i have it 8-9 inches from the top of the plants... is this a good distance? I can feel some heat.. but its very very mild.. i was thinkin about moving them even closer?!?!
i have a ? i have a 150w hps light with a s55 ballast. i also just got another 150w hps with a s55 ballast but this one the socket is bigger and the bulb is bigger. even the filament is alittle longer inside the bulb. will this light cover more area?? is it the same?? what's the difference if any??