S supbudee Active Member Jul 23, 2018 #1 Using 315 watts per type of light how is the heat in a 3 by 3 box?
wietefras Well-Known Member Jul 23, 2018 #2 Bot the the same wattage, so heat production is the same. Thing is, you would need well over 600W of CFL to produce as much light as that 315W CMH. So when you compare on equal light then you would have at least twice the heat with CFL.
Bot the the same wattage, so heat production is the same. Thing is, you would need well over 600W of CFL to produce as much light as that 315W CMH. So when you compare on equal light then you would have at least twice the heat with CFL.