Results 1 to 4 of 4
Threaded View
-
12-12-2008, 01:45 AM #4
Senior Member
400w HPS vs 400w MH
there are conversion bulbs out there....
you lose lumens but if you had to get one...
also switchable ballasts are becoming very common and cheaper
Similar Threads
-
Newgrow 400w,mh/400w,hps/hydro/dwc
By 420drofosho in forum Indoor GrowingReplies: 0Last Post: 01-31-2011, 10:15 PM -
Have access to 4-400w hps & 4-400w mh
By stivky in forum Indoor GrowingReplies: 5Last Post: 08-18-2009, 12:49 AM -
400w hps
By liam15 in forum Indoor LightingReplies: 11Last Post: 06-23-2007, 09:27 AM -
CO2 400w HPS
By cycleguy in forum HydroponicsReplies: 5Last Post: 12-25-2005, 01:28 AM -
FREE 400w HPS Ballast w/ 400w EYE Hortilux Enhanced Spectrum Bulb
By RastaKaze in forum Indoor GrowingReplies: 13Last Post: 12-10-2005, 03:03 AM










Register To Reply
Staff Online